Uncategorized
- Animals
Extreme bird nests bring comforts and catastrophe
Extreme bird nests of Southern Africa’s weaverbirds offer condo living in tough temperatures.
By Susan Milius - Health & Medicine
Deciphering cell’s recycling machinery earns Nobel
The 2016 Nobel Prize in physiology or medicine was awarded to Yoshinori Ohsumi for his work on autophagy, a process that cells use to break down old parts for future use.
By Meghan Rosen and Laurel Hamers - Anthropology
Big Viking families nurtured murder
Vikings in Iceland got a murderous boost from having large extended families.
By Bruce Bower - Physics
Rarest nucleus reluctant to decay
Tantalum-180m has a half-life more than a million times the age of the universe.
- Animals
New book tells strange tales of evolution
'The Wasp That Brainwashed the Caterpillar' features a cadre of critters that have evolved seemingly bizarre solutions to some of life’s biggest problems.
- Genetics
To make female pill bugs, just add bacterial genes
Genes from Wolbachia bacteria infiltrated pill bugs and now make genetic males female.
By Susan Milius - Planetary Science
Rosetta spacecraft ends mission
The Rosetta mission comes to an end as spacecraft touches down on surface of comet 67P/ Churyumov–Gerasimenko.
- Cosmology
After Big Bang, shock waves rocked newborn universe
Shock waves in the early universe could explain the generation of magnetic fields and the predominance of matter over antimatter.
- Animals
Primitive signs of emotions spotted in sugar-buzzed bumblebees
When bumblebees eat a sugary snack, they make more optimistic decisions, a new study finds. This could be early evidence for emotion in insects.
- Genetics
Gene linked to autism in people may influence dog sociability
DNA variants were linked to beagles’ tendency to seek human help.
- Planetary Science
So long, Rosetta: End is near for comet orbiter
During its time in orbit around comet 67P, the Rosetta spacecraft discovered diverse terrains, organic molecules and a source of water quite different from Earth’s oceans.
- Earth
Glass bits, charcoal hint at 56-million-year-old space rock impact
Glassy debris and the burnt remains of wildfires suggest that a large space rock hit Earth near the start of the Paleocene-Eocene Thermal Maximum warming event around 56 million years ago.