Life
We summarize the week's scientific breakthroughs every Thursday.
- Animals
Gray seals snack on harbor porpoises
Photo evidence confirms seals' fatal attacks on harbor porpoises in the English Channel, suggesting that declines in the seals' usual fare are forcing the animals to seek out other high-energy food.
- Genetics
Stone Age Spaniard had blue eyes, dark skin
Genetics of 7,000-year-old skeleton suggests blond hair, pale skin came later.
- Climate
Grape expectations
Global warming has delivered long, warm growing seasons and blockbuster vintages to the world’s great wine regions. But by mid-century, excessive heat will push premium wine-making into new territory.
- Earth
Life’s early traces
Tiny tufts, rolls and crinkles in 3.5-billion-year-old rocks add to a growing body of evidence suggesting that cellular life got a relatively quick start on Earth.
- Life
How to tell good gut microbes from bad
Researchers sort out influences of specific bacteria on body fat, the immune system.
- Health & Medicine
Ancient history of canine cancer decoded
A contagious cancer has been plaguing dogs for 11,000 years, a new genetic analysis reveals.
- Animals
Animals were the original twerkers
From black widow spiders to birds and bees, shaking that booty goes way back.
- Animals
Mantis shrimp’s bizarre visual system may save brainpower
The mantis shrimp sees each color separately with one of a dozen kinds of specialized cells, a system that may help the animal quickly see colors without a lot of brainpower.
- Animals
Eight ways that animals survive the winter
Migrating to a warmer place is just the start when it comes to finding ways to stay toasty as temperatures drop.
- Animals
Sloths, moths, algae may live in three-way benefit pact
Insects and green slime may justify the slow mammal’s risky descent from trees.
- Life
Pigment pas de deux puts stripes on zebrafish
Interactions between color-producing cells generate patterns on fish fins.
- Paleontology
Hunting fossils in England
On Monmouth Beach, just west of the center of Lyme Regis, amateur and professional collectors have been making discoveries for more than two centuries.
