Search Results for: Geology
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Space
How ‘Our Moon’ shaped life on Earth and human history
Science News reviews Rebecca Boyle’s new wide-ranging book, which tells the story of the moon and its relationship with the inhabitants of Earth.
By Shi En Kim -
Scientific meetings — it’s nice to see you again
Executive editor Elizabeth Quill discusses the importance of covering scientific meetings.
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Animals
Pumping cold water into rivers could act as ‘air conditioning’ for fish
Hundreds of salmon, trout and other fish sought shelter from summer heat in human-made shelters, suggesting a way to help fish adapt to river warming.
By Nikk Ogasa -
Planetary Science
NASA’s OSIRIS-REx nabbed over 120 grams of space rocks from asteroid Bennu
After being stymied by two stuck screws, NASA finally accessed a trove of Bennu asteroid bits. Mission scientist Harold Connolly tells what’s next.
By Adam Mann -
Paleontology
New computer analysis hints volcanism killed the dinosaurs, not an asteroid
Scientists take a creative approach to investigating what caused the mass extinction 66 million years ago, but the debate is far from settled.
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Astronomy
The black hole–powered jet in galaxy M87 is making stars explode
Hubble Space Telescope data show a surprising number of nova blasts along the jet of high-speed gas coming from the galaxy M87.
By Ken Croswell -
Space
Salty water may have flowed near Mars’ equator as recently as 400,000 years ago
Crusts and cracks on Martian sand dunes are a sign salty water flowed near the equator thousands, not billions, of years ago — and may still exist.
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Rock from the impact that formed the moon may linger in Earth’s mantle
When the young Earth and a Mars-sized body collided 4.5 billion years ago, it left behind dense mantle rock that survives to today, a study finds.
By Sid Perkins -
Plants
On some Australian islands, sea level rise may be helping mangroves thrive
Rising seas usually spell trouble for mangroves. But the first survey of the Howick Islands in 50 years finds that mangroves there have expanded a lot.
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The Hunga Tonga eruption sparked the highest-altitude lightning ever recorded
The plume from the 2022 eruption spawned flashes of lightning that started 20 to 30 kilometers above sea level.
By Skyler Ware -
Earth
How Kenya is helping its neighbors develop geothermal energy
Renewable energy is crucial to halting climate change. In East Africa, the region’s geology makes geothermal energy a viable option.
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Archaeology
Human footprints in New Mexico really may be surprisingly ancient, new dating shows
Two dating methods find that human tracks in White Sands National Park in New Mexico are roughly 22,000 years old, aligning with a previous estimate.