News
- Particle Physics
Excess antielectrons aren’t from nearby dead stars, study says
Pulsars might not be behind excess antimatter, gamma-ray observations suggest.
- Neuroscience
Study casts doubt on whether adult brain’s memory-forming region makes new cells
An examination of 54 human brains suggests that adults don’t grow new neurons in the hippocampus, contrary to several widely accepted studies.
- Astronomy
Haze keeps Pluto cool by kicking heat out to space
Pluto may be the only place in the solar system whose atmosphere is kept cool by solid hazes, not warmed by gas.
- Animals
These spiders may have the world’s fastest body clocks
Three orb-weaving spiders may have the shortest circadian clocks yet discovered among animals.
