7,844 results
7,844 results for: Geology
- Earth
Did heavy rain trigger Kilauea’s eruption? It’s complicated
A study suggests the Hawaiian volcano’s outpouring of lava was triggered by heavy rainfall in the months preceding. But some scientists are skeptical.
- Life
Life on Earth may have begun in hostile hot springs
What researchers learn at hot springs and seafloor vents may guide the search for life on icy moons and Mars.
- Earth
Long-dormant volcano Mauna Kea has been quietly grumbling for decades
Small, periodic earthquakes have happened every seven to 12 minutes for decades, but aren’t reason for alarm, a new study finds.
- Planetary Science
China’s moon rover revealed what lies beneath the lunar farside
China’s Yutu-2 rover found layers of fine sand and coarse gravel under the surface of the moon’s farside.
- Earth
50 years ago, an Antarctic fossil pointed to Gondwanaland’s existence
Fifty years ago, fossils from Antarctica helped seal the deal that the southern continents were once connected in one, giant landmass called Gondwanaland.
- Anthropology
An ancient social safety net in Africa was built on beads
A Stone Age network of communities across southern Africans was established using ostrich shell beads by around 33,000 years ago.
- Earth
Debate over signs of early life inspires dueling teams to go to Greenland — together
The remote site — which may or may not contain evidence of the most ancient life on Earth — could help scientists plan how to study such signs on Mars.
- Space
How brightly the moon glows is a mystery, but maybe not for long
The best estimates for the moon’s brightness are still somewhat unsure. A new experiment is trying to fix that.
- Earth
Tiny meteorites suggest ancient Earth had a carbon dioxide–rich atmosphere
Simulations of reactions between 2.7-billion-year-old micrometeorites and atmospheric gases hint Archean Earth’s atmosphere had high levels of CO2.
- Humans
Humans’ maternal ancestors may have arisen 200,000 years ago in southern Africa
New DNA findings on humankind’s maternal roots don’t offer a complete picture of how and when Homo sapiens emerged.
- Climate
What Michael Moore’s new film gets wrong about renewable energy
Michael Moore’s Planet of the Humans challenges renewable energy’s ability to fight climate change, but it’s riddled with errors and old information.
- Climate
5 things to know about fighting climate change by planting trees
One group’s idea of planting vast swaths of trees to curb climate change exaggerates the proposal’s power to trap carbon, some argue.
