Search Results for: antarctica
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1,400 results
1,400 results for: antarctica
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- Climate
Antarctica’s Thwaites Glacier ice shelf could collapse within five years
The loss of Thwaites’ buttressing ice shelf could hasten the demise of the “Doomsday Glacier” and raise the risk of dramatic sea level rise.
- Paleontology
Mammoths may have gone extinct much earlier than DNA suggests
Ancient DNA in sediments may be leading paleontologists astray in attempts to figure out when woolly mammoths and woolly rhinos died out, a new study argues.
- Planetary Science
Asteroid impacts might have created some of Mars’ sand
Roughly a quarter of the Red Planet’s sand is spherical bits of glass forged in violent impacts, new observations reveal.
- Earth
Satellites show how a massive lake in Antarctica vanished in days
Within six days, an Antarctic lake with twice the volume of San Diego Bay drained away, leaving a deep sinkhole filled with fractured ice.
- Oceans
Some deep-sea octopuses aren’t the long-haul moms scientists thought they were
Off California’s coast, some octopuses lay eggs in the warmer water of geothermal springs in the “Octopus Garden,” speeding up their development.
- Particle Physics
Carlos Argüelles hunts for particles beyond the standard model
Carlos Argüelles overcame hardship and discrimination to pursue a passion for physics.
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- Oceans
The Southern Ocean is still swallowing large amounts of humans’ carbon dioxide emissions
A 2018 study suggested the ocean surrounding Antarctica might be taking up less CO₂ than thought, but new data suggest it is still a carbon sink.
- Planetary Science
A meteor may have exploded over Antarctica 430,000 years ago
Tiny spherules recovered from a mountaintop suggest a space rock broke apart midflight and sprayed debris across thousands of kilometers.
- Health & Medicine
The first known monkeypox infection in a pet dog hints at spillover risk
A person passed monkeypox to a dog. Other animals might be next, allowing the virus to set up shop outside of Africa for the first time.
- Planetary Science
Earth sweeps up 5,200 tons of extraterrestrial dust each year
Thousands of micrometeorites collected from Antarctica come from both comets and asteroids, a new study suggests.
