7,847 results
7,847 results for: Geology
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Debate over Pluto’s planet status still carries on
Managing editor Erin Wayman discusses the challenges of classification in science, from Pluto's planet status to the definition of life.
- Astronomy
The definition of planet is still a sore point – especially among Pluto fans
In the 15 years since Pluto lost its planet status, scientists have continued to use the definition that works for them.
- Planetary Science
Pluto’s dark side reveals clues to its atmosphere and frost cycles
Light from Pluto’s moon Charon illuminated the dwarf planet’s farside offering clues about how nitrogen cycles between its surface and its atmosphere.
- Planetary Science
NASA’s Perseverance Mars rover has begun its first science campaign
Now about 1 kilometer south of its landing spot, the rover has spotted several promising spots in its search for hints of ancient life.
- Astronomy
Space rocks may have bounced off baby Earth, but slammed into Venus
New simulations suggest a way to help explain dramatic differences between the sibling worlds.
- Science & Society
Here are the Top 10 times scientific imagination failed
Some scientists of the past couldn’t imagine that atoms or gravity waves could one day be studied – or nuclear energy harnessed.
- Science & Society
Marie Tharp’s groundbreaking maps brought the seafloor to the world
In part because of her gender, Tharp was the right person in the right place at the right time to make the first detailed maps of the ocean’s bottom.
- Earth
Dinosaur-killing asteroid may have made Earth’s largest ripple marks
A tsunami created by the Chicxulub impact could have formed giant ripples found in rock under Louisiana, a new study finds.
- Earth
A new book uses stories from tsunami survivors to decode deadly waves
In ‘Tsunami: The World’s Greatest Waves,’ two scientists chronical hundreds of eyewitness accounts to show the human cost of life at the water’s edge.
- Space
5 cool things to know about NASA’s Lucy mission to the Trojan asteroids
NASA’s Lucy is the first spacecraft to head to the two giant clumps of space rocks that tag along in Jupiter’s orbit.
- Earth
What the Tonga volcano’s past tells us about what to expect next
The January 15 eruption of a Tongan volcano triggered atmospheric shock waves and a rare volcanic tsunami; its history suggests it may not be done.
- Animals
Polar bears sometimes bludgeon walruses to death with stones or ice
Inuit reports of polar bears using tools to kill walruses were historically dismissed as stories, but new research suggests the behavior does occur.
