News
Hidden Firewall Keeps Pancreatic Precancers in Check
22+ min ago (103+ words) Immunofluorescence image of human donor pancreas with a precursor lesion lined by epithelial cells surrounded by fibroblasts. A new study published in Cancer Discovery has upended the standard model of how precancerous lesions develop, and the findings carry real implications…...
Free School Lunches Cut Student Suspensions, and the Effect Is Biggest Where You'd Least Expect It
1+ day, 1+ hour ago (24+ words) The cafeteria line, it turns out, is doing more than feeding children. A new study tracking suspension rates across American schools has found that...
Tiny Ocean Drifter May Spend Half a Decade at Sea
1+ day, 1+ hour ago (58+ words) Getting one into a laboratory is hard enough. Keeping it alive once you have is another problem entirely. What exactly is a blue button, and is it really one animal? How did the researchers estimate age from just a few…...
How the Age You First Had Sex Could Shape How You Age Decades Later
1+ day, 56+ min ago (141+ words) Our findings suggest that the timing of first sexual intercourse may be connected to aging through multiple psychological, behavioral, and disease-related pathways," says first author Kaixian Wang. The key word, though, is multiple. This isn't a story about one bad…...
Ancient Canadian Shield Rocks Are Leaking Hydrogen. Enough to Power Hundreds of Homes.
1+ day, 1+ hour ago (27+ words) Go far enough underground in northern Ontario and the rock around you is older than almost anything on the surface of this planet. A billion years old,...
Gray Mold Has Been Reading Your Strawberries for Years. We Just Figured Out How
1+ day, 1+ hour ago (25+ words) Pick up a punnet of blueberries from any supermarket shelf and there's a reasonable chance, depending on how long they've been sitting there, that you'll...
Light Trick Rounds Up Thousands of Bacteria in Under a Minute
3+ day, 1+ hour ago (33+ words) The fiber is thinner than a human hair, its tip coated with a film of gold so thin it barely counts as a layer at all. Aim a laser into it and something...
Chip Smaller Than Fingernail Could Be Key to 6 G's Blinding Speed
3+ day, 1+ hour ago (123+ words) What is a soliton microcomb and why does it matter for wireless communications? Why do 6 G networks need terahertz frequencies rather than the millimetre-wave bands used for 5 G? What was the main engineering breakthrough in this research? The key advance…...
Poor Sleep Raises Alzheimer's Brain Changes in Older Women at Genetic Risk
3+ day, 1+ hour ago (235+ words) That distinction, subtle as it sounds, may turn out to matter rather a lot for how we think about Alzheimer's prevention in women, who bear a disproportionate share of the disease. Why does sleep affect Alzheimer's risk at all? Is…...
A Fatal Brain Disease Is Not What Researchers Expected. The Immune System Has Gone Quiet.
3+ day, 2+ hour ago (178+ words) We expected to see a very active immune system in the brain of patients with MSA, because the disease is so aggressive," says Khodosevich, a professor at the Biotech Research and Innovation Centre. But we found the opposite. It appears…...