Earth will get a second "mini-moon" for 2 months this year
The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...
Science News19h
Earth’s ancient ‘greenhouse’ conditions were hotter than thought
A timeline of 485 million years of Earth’s surface temperatures shows ancient greenhouse conditions were hotter than scientists thought.
Prehistoric Earth Was Very Hot. That Offers Clues About Future Earth.
At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...
Smithsonian Magazine19h
In a Landmark Study, Scientists Discover Just How Much Earth’s Temperature Has Changed Over Nearly 500 Million Years
Researchers show the average surface temperature on our planet has shifted between 51.8 to 96.8 degrees Fahrenheit ...
Smithsonian Magazine19h
Did Earth Once Have a Ring Like Saturn? Geologists Find Evidence for a Halo of Orbiting Space Rocks 466 Million Years Ago
A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...
Scientists have captured Earth’s climate over the last 485 million years. Here’s the surprising place we stand now.
An effort to understand Earth’s past climates uncovered a history of wild temperature shifts and offered a warning on the ...
NASA20h
When Will That Star Dim? Amateur Planet-Chasers Got You!
A planet swings in front of its star, dimming the starlight we see. Events like these, called transits, provide us with ...
Earth May Have Had Rings Like Saturn, Scientists Say
Evidence suggests Earth had a ring system 466 million years ago, causing a surge in meteorite impacts and possibly ...
Earth used to have Saturn-like rings, new study suggests
Earth and Saturn might be a lot more similar than previously thought. In a new study, a team of researchers suggests that 466 ...