827 lines
24 KiB
Markdown
827 lines
24 KiB
Markdown
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[Source](https://www.sciencenews.org/article/ancient-islamic-penrose-tiles-0 "Permalink to Ancient Islamic Penrose Tiles | Science News")
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# Ancient Islamic Penrose Tiles | Science News
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by Maria Temming
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[The flowers that give us chocolate are ridiculously hard to pollinate][78]
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by Susan Milius
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[Mix of metals in this Picasso sculpture provides clues to its mysterious origins][81]
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[Babies can recover language skills after a left-side stroke][82]
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by Laurel Hamers
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by Maria Temming
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[James Webb Space Telescope challenges artists to see in infrared][87]
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by Lisa Grossman
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by Dan Garisto
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by Carolyn Gramling
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[Household products make surprisingly large contributions to air pollution][90]
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by Laurel Hamers
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[Fossil footprints may put lizards on two feet 110 million years ago][91]
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February 15, 2018
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by Helen Thompson
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* Society Update
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[Look to penguins to track Antarctic changes][94]
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February 14, 2018
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by Carolyn Gramling
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* News
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[Study debunks fishy tale of how rabbits were first tamed][95]
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February 14, 2018
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by Tina Hesman Saey
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* News
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[Cutting off a brain enzyme reversed Alzheimer's plaques in mice][96]
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by Aimee Cunningham
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* News
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[Quantum computers go silicon ][97]
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February 14, 2018
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by Emily Conover
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* Society Update
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[Congratulations Broadcom MASTERS 2017 finalists!][98]
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* Science Ticker
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[Shipping noise can disturb porpoises and disrupt their mealtime][99]
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February 13, 2018
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by Dan Garisto
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* News
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[Genes could record forensic clues to time of death][100]
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February 13, 2018
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by Erika Engelhaupt
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* News
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[New technique shows how 2-D thin films take the heat][101]
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February 13, 2018
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by Maria Temming
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* News
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[Elongated heads were a mark of elite status in an ancient Peruvian society][102]
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February 13, 2018
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by Bruce Bower
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* News
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[What will it take to go to Venus?][103]
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February 13, 2018
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by Lisa Grossman
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* Society Update
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[Conversations with Maya][104]
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* Science Ticker
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[Even after bedbugs are eradicated, their waste lingers ][105]
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February 12, 2018
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by Laurel Hamers
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* How Bizarre
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[14 cattle eyeworms removed from Oregon woman's eye][106]
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February 12, 2018
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by Aimee Cunningham
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* News
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[5 ways the heaviest element on the periodic table is really bizarre ][107]
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February 12, 2018
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by Dan Garisto
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* News in Brief
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[Ancient ozone holes may have sterilized forests 252 million years ago][108]
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February 12, 2018
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by Carolyn Gramling
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* Science & the Public
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[4 questions about the new U.S. budget deal and science][109]
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February 09, 2018
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by Emily DeMarco
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[View More][110]
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Math Trek
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[Numbers][111]
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|||
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|
|||
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# Ancient Islamic Penrose Tiles
|
|||
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|||
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##
|
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By
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[Julie Rehmeyer][112]
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5:11pm, March 1, 2007
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* [Facebook][113]
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* [Twitter][114]
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* [Google][115]
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When Peter J. Lu traveled to Uzbekistan, he had no idea of the mathematical journey that he was about to embark on as well.
|
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This article is available only to subscribing members. [Join][116] the Society today or [Log in][117].
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[New mapping shows just how much fishing impacts the world's seas][63]
|
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* ![rhesus macaque][120]
|
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|
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[Global Virome Project is hunting for more than 1 million unknown viruses ][64]
|
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* ![cave art][121]
|
|||
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|
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[Cave art suggests Neandertals were ancient humans' mental equals ][65]
|
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* ![Przewalski's horses ][122]
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[The last wild horses aren't truly wild][66]
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* ![transplant cooler][123]
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[50 years ago, early organ transplants brought triumph and tragedy][70]
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* ![dino illustration][124]
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[New fossils are redefining what makes a dinosaur][71]
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* ![exploding supernova][125]
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[An amateur astronomer caught a supernova explosion on camera][72]
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* ![woman having an ultrasound][126]
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[A new study eases fears of a link between autism and prenatal ultrasounds][73]
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* ![close-up of an eye][127]
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[A fake organ mimics what happens in the blink of an eye][75]
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* ![organoid brain][128]
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[How to build a human brain][76]
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* ![person in handcuffs][129]
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[Are computers better than people at predicting who will commit another crime?][77]
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* ![cacao flowers][130]
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[The flowers that give us chocolate are ridiculously hard to pollinate][78]
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* ![Hibbard mummy][131]
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[Modern tech unravels mysteries of Egyptian mummy portraits][79]
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* ![Picasso's Tête de femme de profil \(Marie-Thérèse\)][132]
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[Mix of metals in this Picasso sculpture provides clues to its mysterious origins][81]
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* ![MRI scans of brains of healthy and stroke patients][133]
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[Babies can recover language skills after a left-side stroke][82]
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[View More][110]
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[56]: https://www.sciencenews.org/sn-magazine/february-3-2018
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[57]: https://www.sciencenews.org/sn-magazine/january-20-2018
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[58]: https://www.sciencenews.org/sn-magazine/december-23-2017
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[59]: https://www.sciencenews.org/sn-magazine/december-9-2017
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[60]: https://www.sciencenews.org/sn-magazine/november-25-2017
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[61]: https://www.sciencenews.org/sn-magazine/november-11-2017
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[62]: https://www.sciencenews.org#
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[63]: https://www.sciencenews.org/article/new-mapping-shows-just-how-much-fishing-impacts-world-seas
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[64]: https://www.sciencenews.org/article/global-virome-project-unknown-virus-outbreak
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[65]: https://www.sciencenews.org/article/cave-art-suggests-neandertals-were-ancient-humans-mental-equals
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[66]: https://www.sciencenews.org/article/last-wild-horses-arent-truly-wild
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[67]: https://www.sciencenews.org/article/building-bright-future-science-journalism
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[68]: https://www.sciencenews.org/sponsored/congratulations-40-regeneron-science-talent-search-finalists
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[69]: https://www.sciencenews.org/article/readers-weigh-human-gene-editing-and-more
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[70]: https://www.sciencenews.org/article/50-years-ago-early-organ-transplants-brought-triumph-and-tragedy
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[71]: https://www.sciencenews.org/article/new-fossils-are-redefining-what-makes-dinosaur
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[72]: https://www.sciencenews.org/article/supernova-amateur-astronomer-camera
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[73]: https://www.sciencenews.org/blog/growth-curve/autism-prenatal-ultrasound-study
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[74]: https://www.sciencenews.org/sponsored/changing-toothpastes-change-your-toothbrush
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[75]: https://www.sciencenews.org/article/fake-organ-mimics-what-happens-blink-eye
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[76]: https://www.sciencenews.org/article/how-build-human-brain
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[77]: https://www.sciencenews.org/blog/science-public/are-computers-better-people-predicting-who-will-commit-another-crime
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[78]: https://www.sciencenews.org/article/flowers-give-us-chocolate-are-ridiculously-hard-pollinate
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[79]: https://www.sciencenews.org/article/modern-tech-unravels-mysteries-egyptian-mummy-portraits
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[80]: https://www.sciencenews.org/sponsored/congratulations-2018-regeneron-science-talent-search-top-300-scholars
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[82]: https://www.sciencenews.org/article/babies-language-brain-stroke
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[83]: https://www.sciencenews.org/article/wearable-sensor-patch-stroke-patients
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[84]: https://www.sciencenews.org/article/americans-would-welcome-alien-life-rather-fear-it
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[90]: https://www.sciencenews.org/article/household-products-make-surprisingly-large-contributions-air-pollution
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[92]: https://www.sciencenews.org/sponsored/broadcom-masters-2017-awards-100000-prizes
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[93]: https://www.sciencenews.org/article/borneo-hunting-emerges-key-threat-endangered-orangutans
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[94]: https://www.sciencenews.org/article/look-penguins-track-antarctic-changes
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[95]: https://www.sciencenews.org/article/study-debunks-fishy-tale-how-rabbits-were-first-tamed
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[96]: https://www.sciencenews.org/article/cutting-brain-enzyme-reversed-alzheimers-plaques-mice
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[97]: https://www.sciencenews.org/article/quantum-computers-go-silicon
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[98]: https://www.sciencenews.org/sponsored/congratulations-broadcom-masters-2017-finalists
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[101]: https://www.sciencenews.org/article/new-technique-shows-how-2-d-thin-films-take-heat
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[107]: https://www.sciencenews.org/article/5-ways-heaviest-element-periodic-table-really-bizarre
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[122]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/022118_EE_horses_feat.jpg?itok=tmCdUrSu
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[123]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/020218_BB_liver-transplant_feat.jpg?itok=MMV1GskS
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[124]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/030318_CG_dino_feat.jpg?itok=dIjFBtgo
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[125]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/022018_LG_supernova_main.jpg?itok=8y_LZ5Fx
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[126]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/blogposts/022018_LS_ultrasound_main.jpg?itok=vHSX4zaV
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[127]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/022018_MT_eye_feat_free.jpg?itok=g5JXoY_Z
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[128]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/030318_organoids_main.jpg?itok=xJRCgeND
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[129]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/blogposts/021518_MT_recidivism_feat.jpg?itok=-5NPH44F
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[130]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/020518_SM_chocolate_feat.jpg?itok=tv4fPN2t
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[131]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/030318_reviews_main.jpg?itok=fhWazI5C
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[132]: https://www.sciencenews.org/sites/default/files/styles/more_from_sn/public/2018/02/main/articles/021818-picasso-bronze-tete_de_femme_REV.jpg?itok=yxd0xrlg
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