Humans are born with five basic senses—hearing, sight, smell, taste and touch. In this activity, students perform tests to determine the acuity of each of these senses. Continue reading
Human bodies aren’t built for extreme aging: our capacity is set at about 90 years. But what does aging really mean, and how does it counteract the body’s efforts to stay alive? Monica Menesini details the nine physiological traits that play a central role in aging.
Lesson by Monica Menesini, animation by Cinematic.
View full lesson: http://ed.ted.com/lessons/why-do-our-…
What is the balance between heredity and environment in determining what an organism will look like? Continue reading
Scientists have created living bacteria with two extra letters of genetic code, nicknamed X, and Y for short. Continue reading
Jade and Lauren want to know if it’s genetically possible to grow wings on your back and fly. Find out from MIT biologist, Dr. Sera Thornton! Continue reading
Geneticist Jennifer Doudna co-invented a groundbreaking new technology for editing genes, called CRISPR-Cas9. The tool allows scientists to make precise edits to DNA strands, which could lead to treatments for genetic diseases … but could also be used to create so-called “designer babies.” Doudna reviews how CRISPR-Cas9 works — and asks the scientific community to pause and discuss the ethics of this new tool.
TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design — plus science, business, global issues, the arts and much more.
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We went to the U.S. Patent & Trademark Office to get the lowdown on the CRISPR gene-editing patent dispute. Continue reading
Fans of Blade Runner have already caught a glimpse of world with super-powered humans secretly living among us, capable of physical feats far beyond your everyday person. But now, with the the CRISPR/CAS9 Gene editing system, are we looking at a future with real replicants? Check out this video to get an inside look at how CRISPR works, and the sorts of wild medical advances that are on the horizon.
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