Climate
Rockin’ farm fields suck up tons of CO2
Called enhanced rock weathering, spreading crushed basalt on crop lands can deliver farmers yet another bonus: bigger harvests.
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Earth
Scientists Say: Cave Popcorn
This type of cave formation can occur as glossy, soaplike bubbles or as a bristly, cauliflower-like clusters.
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Animals
Analyze This: Primates may have evolved in the cold
Scientists thought the ancestor of humans and apes lived in the tropics. A new study points to a chilly location instead for primate evolution.
Experiments
Earth
Build your own seismograph with this science activity
By recording earthquakes, seismographs help scientists better understand and hopefully predict quakes.
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Extreme weather
Watch This
As winters warm, athletes must cope with harder snow and tricky ice
Ice arenas and artificial snow now dominate the winter Olympics. Athletes there — and everywhere — may need to adjust how they train and perform.
