News
- Ecosystems
Moose drool can undermine grass defenses
Saliva from moose and reindeer sabotages plants’ chemical weaponry.
By Susan Milius - Life
Mouse sperm parties make for straight swimmers
Mouse sperm hunt for eggs in packs, but grouping doesn’t boost speed. Instead, gangs of the reproductive cells move in straighter lines.
By Nsikan Akpan - Genetics
Hints about schizophrenia emerge from genetic study
From thousands of genomes, researchers pinpoint dozens of DNA changes that may underlie schizophrenia
- Animals
Termite soldiers locate battles with vibrational clues
To locate invasions, termite soldiers listen for millisecond-long delays in vibrational distress signals sent out by other soldiers.
By Susan Milius - Health & Medicine
Carbs and gut microbes fuel colon cancer
Western nations experience high levels of colon cancer, and carbo-loading gut microbes might explain why, says a new study in mice.
By Nsikan Akpan - Earth
Sandstone structures form without cement
Lasting sandstone structures form when weighed-down sand locks into stable formations, researchers find in laboratory experiment.
- Tech
Wax-coated plastic morphs between soft and stiff
Heat-controlled materials could serve as skeleton for shape-shifting robots.
By Meghan Rosen - Health & Medicine
Organic foods may contain extra antioxidants
Contrary to previous studies, a new analysis finds that organic crops have nutritional benefits over conventionally grown foods.
By Beth Mole - Life
Pregnancy disorder shares aspects with Alzheimer’s
Misfolded proteins, the hallmark of Alzheimer’s and mad cow diseases, are found in urine of women with preeclampsia.
- Neuroscience
Obese women struggle to learn food associations
In a lab experiment, women fail to connect color signal with tasty reward, a deficit that may contribute to obesity.
- Astronomy
Voyager may not have entered interstellar space, after all
Two scientists argue that Voyager 1 space probe is still in solar bubble, despite NASA’s announcements to the contrary.
By Andrew Grant - Plants
Wine corks may owe quality to gene activity
Discovery of genes that distinguish superior stoppers from inferior ones could help reverse recent global downturn in quality.
By Nsikan Akpan