Tag: world

Understanding Humanity’s Theories of the Universe | Big History Project

Geocentric to heliocentric, and beyond. An overview of the major changes in the way people have viewed the Universe. ​​Like what you see? This video is part of a comprehensive social studies curriculum from OER Project, a family of free, online social studies courses. OER Project aims to empower teachers by offering free and fully […]

What If We Drained the Oceans?

What if we found the way to drain all the Earth’s oceans through some mysterious portal at the bottom of the Mariana Trench? How long would it take? Years? Centuries? Millennia? Would there be any life left on Earth when the pumping was over? What if it happened overnight? Oceanic water makes up 70% of […]

We Are What We Eat: Greenland | Nat Geo Live

(Part 2 of 7) The Inuit of Greenland have survived for generations eating almost nothing but meat. Photographer Matthieu Paley captures the bloody job of securing a meal in this remote territory. ➡ Subscribe: ➡ Get More Nat Geo Live: #NationalGeographic #Greenland #NatGeoLive About Nat Geo Live (National Geographic Live): Thought-provoking presentations by today’s leading […]