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Watch giant ice bridge collapse
An ice bridge collapsed at Perito Moreno Glacier in Argentina earlier this month. Hundreds of tourists and locals gathered to witness the dramatic event.
March 29, 2016
Another record low for Arctic sea ice
At 5.6 million square miles, 2016 had the lowest winter sea ice maximum in the 37-year satellite record. It's slightly lower than the previous record, set last year.
March 29, 2016
Pavlof Volcano in Alaska erupts
Huge ash plume caused airline re-routings. Falling ash, volcanic lightning and lava fountaining from summit. By Tuesday morning, eruption was declining.
March 29, 2016
Could our sun emit killer superflare?
Solar eruptions from our sun are nothing compared to eruptions from some other stars - so-called 'superflares'. Two scientists say our sun could also be a superflare star.
March 27, 2016
Extinctions without a fossil trace?
Many species now going extinct might vanish without a fossil trace, suggests a new study.
March 25, 2016
Searching for shipwrecks from space
A new study uses satellite images to detect ships' watery graves.
March 23, 2016
February 2016 soars past previous warmth record
February 2016 was the warmest February in 136 years of modern temperature records. Last month deviated more from normal than any month on record.
March 22, 2016
Zika virus may affect 50 U.S. cities
Weather, travel, and poverty may facilitate summertime outbreaks of Zika virus in many U.S. cities in summer, 2016, a new study shows.
March 21, 2016
Chameleon in amber is world’s oldest
About 100 million years ago, a baby chameleon crawled into some sticky resin. Over time, the resin fossilized into amber, leaving the lizard remarkably preserved.
March 15, 2016
Hummingbirds’ extraordinary migratory marathons
With fat deposits that almost double their weight, the tiny ruby-throated hummingbird can fly non-stop for more than 1,200 miles (2,000 km) during migration.
March 15, 2016
