Search Results for: antarctica
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1,391 results
1,391 results for: antarctica
- Climate
Antarctic sea ice has been hitting record lows for most of this year
Since hitting a record low minimum back in February, the amount of Antarctic sea ice has stayed well below normal all year.
- Climate
Climate change is driving the extreme heat baking France’s Olympics
In this week’s Extreme Climate Update, we look at record-breaking temps around the world and explain what the heat index is.
- Earth
Something weird is happening to Earth’s inner core
A new study claims to confirm that the inner core is now rotating more slowly than it was over a decade ago, but some researchers remain skeptical.
- Earth
Climate change is changing how we keep time
Polar ice sheets are melting faster, slowing Earth’s spin. That is changing how we synchronize our clocks to tell time.
- Life
In one lake deep under Antarctica’s ice, microbes feast on ancient carbon
Microorganisms living in a lake beneath the ice sheet in West Antarctica feed on ocean carbon that was deposited 6,000 years ago.
- Planetary Science
How drones are helping scientists find meteorites
Searching for fallen space rocks is labor intensive. A team of researchers in Australia is speeding things up with drones and machine learning.
- Earth
Speed bumps under Thwaites Glacier could help slow its flow to the sea
A seismic survey of Thwaites’ icy underbelly shows the Antarctica glacier may be snagging on tall rises in land. That could help slow global sea level rise.
- Earth
A massive cavern beneath a West Antarctic glacier is teeming with life
A subglacial river has carved out the cavern beneath the Kamb Ice Stream, a West Antarctic glacier, and may be supplying nutrients necessary for life.
- Climate
Here’s how 2023 became the hottest year on record
The effects of climate change were on clear display in 2023 as records not only broke, but did so by surprising amounts.
- Animals
These nesting penguins nod off over 10,000 times a day, for seconds at a time
Micronaps net chinstrap penguins over 11 hours of sleep a day, offering some rest while staying vigilant against predators and competitors.
- Climate
How wildfires deplete the Earth’s ozone layer
Scientists detail the chain of chemical reactions that occur when wildfire smoke enters the stratosphere.
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The many challenges of exploring hidden realms
Editor in chief Nancy Shute discusses the challenges of studying the invisible or inaccessible, from the seafloor to hidden caverns buried underneath solid ice.
