Why Are We Here? • 2016 • episode "Part 3" • Genius by Stephen Hawking

58:48

Professor Cox grapples with science's darker side, asking why, when science has done so much for us, it often gets such a bad press.

1/3 • Science Britannica • Science

5:39

All we are is dust in the (cosmic) wind.

Science

3:05

Why do storms spin in different directions depending on their location—and why do they spin in the first place?

2013 • Science

58:57

The last episode in the series examines how humans perceive and experience time, investigating the internal body clock which tells people when to eat, drink, sleep and relax. The importance of accurately measuring time is explored in relation to human evolution, and there's a debate about whether mankind will ever be able to travel between past, present and future.

3/3 • Time Machine • Science

44:18

When most of us hear "scientific research", it conjures the image of serious men and women in meticulous labs using carefully prescribed methods to achieve rather predictable outcomes. We have an expectation that science is calculated and controlled. Yet some of the most influential scientific discoveries have been made entirely by accident. Does chance work alone or are other phenomenons at play? Combining dramatic re-creation with cheeky animation and cleverly manipulated archival images, Gone Sideways illustrates three areas of exploration: medicine, technology and natural science.

The Nature of Things • 2009 • Science

3:02

How do you know you’re real? Is existence all just a big dream? Has some mad scientist duped us into simply believing that we exist? James Zucker investigates all of these questions (and more) in this mind-boggling tribute to René Descartes’s "Meditations on First Philosophy."

TED-Ed • Science