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Does planetary evolution favor human-like life? Study ups odds we're not alone
Humanity may not be extraordinary but rather the natural evolutionary outcome for our planet and likely others, according to a new model for how intelligent life developed on Earth.
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Earth’s magnetic field triggers a superpower in sea turtles that makes them ‘dance’
One of Earth’s deepest mysteries lies beneath our feet: the planet’s inner core.Made of iron and nickel, the hot, ...
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See the sharpest observations ever captured from Earth’s surface by the Event Horizon Telescope
When exploring outer space, the sharpness of our vision has always been limited by Earth’s atmosphere and the physical size of our telescopes. But astronomers shattered these limitations in 2024 by ...
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Was early Earth a purple planet? Scientists say it's possible
New research suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for photosynthesis.
An asteroid has a 2% chance of hitting Earth in 2032. Here’s how astronomers are tracking it
YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.
The Story You’ve Been Told About Recycling Is a Lie
If only the story had ended there. Despite that legislative success, the poorer nations of the world have never stopped being ...
Evolving intelligent life took billions of years − but it may not have been as unlikely as many scientists predicted
Humans evolved late in Earth history. While this timing inspired the conclusion that humanlike life is a cosmic improbability ...
Research reveals how Earth got its ice caps
The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many ...
NASA’s asteroid mission to Apophis: Key for Earth’s defense
REx mission has an historic opportunity to closely observe the asteroid Apophis and improve our ability to defend against ...
Was the emergence of intelligent life on Earth just a fluke? Some scientists think not
Roughly 300,000 years ago, our species first appeared on the African landscape before spreading globally and coming to ...
How Sen's 4K live cameras on the ISS offer a new perspective from space (op-ed)
Sen aims to use the story-telling power of video to inspire, empowering everyone to witness planetary change and humanity's exploration of space.
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Pale Blue Dot: The iconic Valentine's Day photo of Earth turns 35 today — and you're probably in it
On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...