Worrisome nonstick chemicals are common in U.S. drinking water, federal study suggests
A study of 25 water systems found that all had some contamination".
Metallurgy, Chemicals
New chapter in climate change politics begins with simultaneous House hearings
Discussions marked by less skepticism from Republicans".
Hindu nationalists claim that ancient Indians had airplanes, stem cell technology, and the internet
The rapid rise of pseudoscience in the Modi era triggers ridicule and concern".
How HIV/AIDS ended up in Trump’s State of the Union speech
Top public health officials didn’t expect idea to get high-profile endorsement".
Top stories: bees doing math, the link between gut bacteria and mood, and a potato breeding revolution
This week’s top Science news".
Poor sleep could clog your arteries. A mouse study shows how that might happen
Rodents reveal a new link between brain signaling and vascular disease".
New DOE policies would block many foreign research collaborations
Two memos describe crackdown on foreign talents program and interactions with national labs".
How do you take a hamster’s pulse?
Researchers have used radio-frequency identification technology to wirelessly keep track of little critters’ heartbeats".
This ant-inspired robot can navigate better than civilian GPS
New system puts it within centimeters of its target".
These platelet ‘decoys’ could prevent blood clots without spreading cancer
Novel structures aim to help cancer, cardiac patients".
