News
- Astronomy
Dark matter ‘nuggets’ could explain the Milky Way’s mysterious glow
A mysterious excess of far-ultraviolet light seen across the Milky Way could come from the annihilation of clumpy dark matter.
- Tech
Mosquitoes use it to suck blood. Researchers used it to 3-D print
A mosquito proboscis repurposed as a 3-D printing nozzle can print filaments around 20 micrometers wide, half the width of a fine human hair.
- Earth
Early Earth’s belly held onto its water
When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, scientists say.
- Animals
Bats might be the next bird flu wild card
Finding that vampire bats along Peru’s coast carried H5N1 antibodies raises concerns that multiple bat species could become reservoirs for the virus.
