Earth
Astronauts Explore Caves on Earth, Learning the Skills They’ll Need for the Moon and Mars
We're accustomed to astronauts pulling off their missions without a hitch. They head up to the International Space Station for…
A Distant Asteroid Collision Gave Earthly Biodiversity An Ancient Boost
About 466 million years ago, there was an asteroid collision in the asteroid belt between Mars and Jupiter. The collision…
All Life on Earth is Made up of the Same 20 Amino Acids. Scientist Now Think They Know Why
A new study has shown that the building blocks of life (amino acids) may have come together more easily than…
Fossilized Clams Had Evidence of a Meteorite Impact Inside Them
When an extraterrestrial object slams into the Earth, it sends molten rock high into the atmosphere. That debris cools and…
There’s A Fire in Greenland… Again. It’s 10 Degrees Hotter Than Normal
As global warming ramps up, expect to see Greenland in the news a lot. That's because its ice sheet is…
New Study Shows How Breaching “Carbon Threshold” Could Trigger Mass Extinction in Earth’s Oceans
A NASA and NSF-supported study by an MIT geophysicist indicates that carbon emissions could push the Earth's oceans past a…
Airplane Contrails are Contributing to Global Warming Too
To the scientifically uninitiated, it might seem like a frivolous idea: That those slight, wispy clouds that trail behind jet…
Eruption of the Raikoke Volcano, Seen From Space
The Raikoke Volcano, dormant for a very long time, has awoken from its slumber. The volcanic island is in the…
NASA Model Shows Greenland’s Ice Sheet Will Disappear Over the Next 1000 Years, Raising Sea Levels by 7 Meters
Great news! Humankind's greatest-ever engineering project is nearing completion. Soon we will have warmed the Earth enough to get rid…
NASA’s Long-Term Climate Predictions have Proven to be Very Accurate, Within 1/20th of a Degree Celsius
There are a handful of major science institutions around the world that keep track of the Earth's temperature. They all…