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EarthSky Voices
Opinion: Biden administration must act fast to save migratory birds
On Trump’s way out of the White House, his administration demolished a law that protects migratory birds, putting over 1,000 species at risk. The Biden administration can still salvage it, but only if they act swiftly.
January 24, 2021
Will an iceberg twice the size of NYC break off Antarctica this year?
A crack on the Antarctic ice shelf grew dramatically in late 2020 into 2021. Scientists are watching to see if the rapidly accelerating crack will cause the shelf to rip apart before Antarctica's sunlit summer season - going on now - comes to an end.
January 22, 2021
6 space missions to look forward to in 2021
Here are some of the space missions to keep an eye out for in 2021.
January 17, 2021
New study finds polyester fibers throughout the Arctic Ocean
A new study has found that pollution from microplastics is widespread in the Arctic Ocean, and 92% of those particles are minuscule synthetic fibers from our clothes.
January 15, 2021
Megalodon shark’s enormous babies ate their siblings in the womb
Megalodons - the extinct giant sharks that lived in most of Earth's oceans about 3 million years ago - gave birth to babies that were larger than adult humans, scientists say.
January 14, 2021
The long decline of Arctic sea ice
Forty years of satellite data show that 2020 was just the latest in a decades-long decline of Arctic sea ice.
January 9, 2021
New sunspot cycle could be among strongest on record
A study of oppositely charged magnetic field bands, moving in the sun's northern and southern hemispheres, suggests the coming sunspot cycle - Cycle 25 - will be a particularly strong one. This result contradicts an earlier expert forecast, suggesting a weak Cycle 25.
December 26, 2020
New strain of Covid-19 explained
A new strain of the virus that causes Covid-19 appears to be spreading fast in the the UK. Why it matters that the coronavirus is changing, and what it means for vaccine effectiveness.
December 22, 2020
Venus was once more Earth-like, but climate change made it uninhabitable
A severe climate change event on Venus may have transformed an Earth-like climate to the current uninhabitable-to-humans state.
December 20, 2020
Sluggish start for Arctic sea ice freeze-up
Early ice retreat amid warm Arctic air temperatures set the stage for the slow refreeze in 2020.
December 15, 2020
