Jul 30 Watch asteroids pummel the Earth in its first 500 million years By Rebecca Jacobson, Inside Energy Earth got pretty beat up in its first 500 million years. Scientists recreated thousands of asteroid strikes over 4 billion years ago. Those asteroids shaped the planet's crust, and may have contributed to the rise of life on Earth. Continue reading
Nov 29 Watch Cassini spacecraft’s cosmic photos bring the world ‘along for the ride’ Cassini spacecraft's cosmic photos bring the world 'along for the ride'… Continue watching
Nov 25 Watch Brenda Hillman on ‘Seasonal Works with Letters on Fire’ Brenda Hillman talks about her new collection 'Seasonal Works with Letters on Fire.'… Continue watching
Nov 07 Watch As estimates of meteor strikes rise, how can Earth avoid destruction? As the risk of meteor strikes rises, how can Earth avoid destruction?… Continue watching
Nov 05 Watch Discovery of Earth-size planets rouses search for intelligent life Discovery of Earth-size planets incites the search for intelligent life… Continue watching
Aug 16 Watch Drilling for Clues to Ancient Climate Hari interviews Richard Norris at sea about the JOIDES Resolution Atlantic Ocean mission. Continue watching
Jun 04 Watch Venus Transit: Explaining a Rare Phenomenon Venus Transit: Explaining a Rare Phenomenon… Continue watching
Jun 01 Watch Viewing the Venus Transit: What’s the Safest Way? Viewing the Venus Transit: What's the Safest Way?… Continue watching
Apr 23 Watch ‘Earth: The Operator’s Manual’ Chronicles Conservation Solutions Around Globe 'Earth: The Operator's Manual' Chronicles Conservation Solutions Around Globe… Continue watching
Feb 20 Watch 50 Years Later, Astronaut John Glenn Recounts His Historic Mission in Space 50 Years Later, Astronaut John Glenn Recounts His Historic Mission in Space… Continue watching