View full lesson: In the United States, it’s estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn’t just a minor inconvenience: staying awake can cause serious bodily harm. Claudia Aguirre shows what happens to your body and brain when you skip sleep. Lesson by Claudia Aguirre, animation by TED-Ed.
View full lesson: water is essentially everywhere in our world, and the average human is composed of between 55 and 60% water. so what role does water play in
View full lesson: taking that internship in a remote mountain lab might not have been the best idea. pulling that lever with the skull symbol just to see what
View full lesson: sitting down for brief periods can help us recover from stress or recuperate from exercise. but nowadays, our lifestyles make us sit much mo
Welcome to comment awards where we look at some of the funniest/weirdest/craziest stuff that happens on the internet. ep 74. more comment awards: ► subscri
View full lesson: made in partnership with the always #likeagirl campaign. when faced with a big challenge where potential failure seems to lurk at every cor
View full lesson: depression is the leading cause of disability in the world; in the united states, close to ten percent of adults struggle with the disease.
View full lesson: can geography save your life in case of, say, a zombie apocalypse? understanding the push and pull factors that create geographic movement -
View full lesson: our hard-wired stress response is designed to gives us the quick burst of heightened alertness and energy needed to perform our best. but s
View full lesson: in the 3rd millennium bce, mesopotamian kings recorded and interpreted their dreams on wax tablets. in the years since, we haven't paused in
View full lesson: today, about one-tenth of the world’s population are southpaws. why are such a small proportion of people left-handed -- and why does the
View full lesson: your rich, eccentric uncle just passed away, and you and your 99 nasty relatives have been invited to the reading of his will. he wanted to
View full lesson: your expedition finally stands at the heart of the ancient temple. but as you study the inscriptions in the darkness, two wisps of green smo
View full lesson: when radium was first discovered, its luminous green color inspired people to add it into beauty products and jewelry. it wasn’t until muc
View full lesson: for as far back as we can trace our existence, humans have been fascinated with death and resurrection. but is resurrection really possible?
View full lesson: view all the clues here: before he turned physics upside down, a young albert einstein supposedly showed off his genius by devising a comp
View full lesson: approximately seven million people around the world die from heart attacks every year. and cardiovascular disease, which causes heart attack
What would happen if you didn’t sleep? - Claudia Aguirre