The Humans • 1989 • episode "9/10" • The Sagan Series

8:28

The Earth, the sun, the stars, and everything we can see, only comprise five percent of the universe. But what about the other 95 percent? Scientists are puzzling over dark matter and dark energy, the mysterious components that make up the rest.

The Economist • 2015 • Astronomy

0:00

Mammals have adapted to live almost anywhere - from freezing polar regions, to the hottest deserts and from steaming jungles, to the world's vast oceans. They survive on a great variety of different foods and it's what they eat that so often determines their behaviour - and that of course, includes our own.

S1E1 • The Life of Mammals • 2008 • Astronomy

4:22

Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the photos on top of each other. What would the sun look like in that combined image? A stationary dot? A circular path? Neither. Oddly enough, it makes a ‘figure 8’ pattern, known as the Sun’s analemma.

TED-Ed • 2015 • Astronomy

59:02

Brian Cox considers the nature of time. He explores the cycles of time that define the lives of humans on Earth, and compares them to the cycles of time on a cosmic scale.

S1E1 • Wonders of the Universe • Astronomy

9:45

In this episode of Crash Course Astronomy, Phil takes you through the cause and name of the Moon's phases.

#4 • Crash Course Astronomy • Astronomy

37:59

What if there was a museum that contained every type of life form in the universe? This experience takes you on a tour through the possible forms alien life might take, from the eerily familiar to the utterly exotic, ranging from the inside of the Earth to the most hostile corners of the universe.

melodysheep • 2020 • Astronomy