New estimate makes groundwater, not ice sheets, largest water reservoir on land
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New estimate makes groundwater, not ice sheets, largest water reservoir on land

Hot springs are a source of deep groundwater and can be found at the surface. Credit: Amy Hamerly/Unsplash Recent research has more than doubled the
Mars Is Bombarded With Radiation, But We May Have Just Found Natural Shelter
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Mars Is Bombarded With Radiation, But We May Have Just Found Natural Shelter

Mars is awash with radiation. Radiation from space is almost unhindered by a magnetic shield or thick atmosphere, so there's no way for radiation to
Curious Kids: Why is the sun's atmosphere hotter than its surface?
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Curious Kids: Why is the sun's atmosphere hotter than its surface?

This article was first published by The Conversation. Space.com's Expert voices: Op-Ed and Insights was contributed by the publication. Hannah
Examining asteroid Ryugu in opposition to Hayabusa2: A starkly lit distribution of dust and rock
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Examining asteroid Ryugu in opposition to Hayabusa2: A starkly lit distribution of dust and rock

This image shows a large boulder partially submerged by a regolith (center), with a smaller boulder on top. This image is approximately 4 m wide and
Hurricane Ida Rapidly Evolved Into a Monster Storm. An Oceanographer Explains Why
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Hurricane Ida Rapidly Evolved Into a Monster Storm. An Oceanographer Explains Why

A team of scientists closely watched Hurricane Ida as it headed towards the Gulf of Mexico. They were watching a large, swirling pool of warm waters
China Releases Beautiful New Photos from the Surface of Mars
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China Releases Beautiful New Photos from the Surface of Mars

Both the lander and the rover are in excellent health. Martian Landscapes China's Zhurong rover spent 100 Earth days exploring the deserted
Elusive Shark Known For Its Fearsome Teeth Has an Unexpected Diet
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Elusive Shark Known For Its Fearsome Teeth Has an Unexpected Diet

Cookiecutter sharks, deep-sea fish that are often seen only at night, are very rare and difficult to find. We don't know much about cookiecutter
Ghostly Satellite Image Captures the Arctic ‘Losing Its Soul’
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Ghostly Satellite Image Captures the Arctic ‘Losing Its Soul’

Marco Tedesco, a Columbia University climate scientist, said that he started hearing a noise like coins breaking or breaking. His loud, continuous
95% of Earth's Ocean Surface Is on Track to Change For The Worse if We Don't Act Now
Science

95% of Earth's Ocean Surface Is on Track to Change For The Worse if We Don't Act Now

Research published Thursday shows that up to 95% of Earth's oceans will be affected by the end of this century if humanity doesn't reduce its carbon
Martian cave entrances may offer a life-friendly radiation shield
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Martian cave entrances may offer a life-friendly radiation shield

The Mars Reconnaissance Orbiters HiRISE camera NASA/JPL/UArizona captured a void on Mars' surface that could contain caves. Although Mars is largely