The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...
Some 4.6 billion years ago, Earth was nothing like the gentle blue planet we know today. Frequent and violent celestial ...
When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, ...
Using the XRISM space telescope, scientists spotted faint emissions of the elements in remnants of the Cassiopeia A supernova ...
Researchers using NASA's James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...
New research reveals that Earth’s solid inner core is actually in a superionic state, where carbon atoms flow freely through ...
The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.
Smithsonian Magazine on MSN
For more than 250 million years, coral reefs have had a major influence on Earth's changing climate
Coral reefs are Earth’s most diverse marine ecosystems and a beloved tourist destination. Now, new research reveals that they ...
Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth.
New images taken by the Hubble Space Telescope and a Jupiter-bound mission showcase interstellar comet 3I/ATLAS ahead of its ...
I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches Earth in December 2025.
The 15-year effort by Japan is a model for countries now scrambling to reduce their dependence on Beijing’s critical metals.
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