News
- Humans
Early Americans took two tool tracks
Creators of separate spearhead styles colonized North America more than 13,000 years ago.
- Health & Medicine
Proliferation protein goes rogue in lung cancer
Rac1b might promote malignancy, could be a target for treatment.
- Health & Medicine
Memories clutter brain in amnesia
Complex patterns slow down object recognition in patients with disorder.
- Earth
Warming indicted for extreme weather
Climate change can explain some 2011 departures from the norm.
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