Earth’s oceans weren’t always blue, scientists say
But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that ...
Earth takes on ‘eyeball’ vibes from space
Pettit posted his striking footage on social media on Tuesday. The American astronaut used a wide-angle lens to get the ...
Interesting Engineering on MSN6d
Could alien oceans be green: Earth’s past may hold the key to finding life elsewhere
Ancient oceans, which were heavy on iron, interacted differently with light wavelengths, retracting green light into the ...
Astronomy on MSN2d
How we study our planet
We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.
New research reveals chemical secrets of Earth’s crust 4.5 billion years ago
The study also provides a new approach to solving one of the biggest enduring scientific mysteries: when did plate tectonics ...
Smithsonian Magazine on MSN2d
From Worlds That Look Like Cotton Candy to Others Covered in Volcanoes, These Are the Strangest and Most Captivating Exoplanets
Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...
How-To Geek on MSN4d
What Is Earth's Atmosphere? Everything You Need to Know
It seems as if Earth's atmosphere is incredibly thin, wrapped tightly around our planet. In fact, the atmosphere consists of multiple layers, with some scientists of the opinion that the atmosphere ...
From Earth Week wonders to gripping crime dramas, April comes alive with breathtaking programs
April includes Earth Week, featuring documentaries that inspire hope for our planet’s future. Visit cbc.ca/gem ...
7 night sky events to see in April, from a meteor shower to the ‘pink moon’
The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.
Astronomy on MSN2d
Why our climate future depends on Antarctica
Once thought a block of worthless ice, this continent is in fact incredibly valuable and plays a key role in stabilizing ...
Travel + Leisure on MSN2d
See a Moon-planet Pyramid, a Pink 'Micromoon,' and a Meteor Shower With Fireballs in April's Night Sky
After sunset on April 2, look for the crescent moon and Jupiter in the western sky. The duo will appear within a palm’s width ...