Uncategorized
- Animals
Melatonin makes midshipman fish sing
Melatonin lets people sleep but starts male midshipman fish melodiously humming their hearts out.
By Susan Milius - Oceans
Reef rehab could help threatened corals make a comeback
Reefs are under threat from rising ocean temperatures. Directed spawning, microfragmenting and selective breeding may help.
- Climate
Extreme lightning events set records
A lightning flash stretching 321 kilometers across and one that lasted 7.74 seconds have been named the most extreme events on record, thanks to a new rule change.
- Life
In a first, mouse eggs grown from skin cells
Stem cells grown in ovary-mimicking conditions in a lab dish can make healthy mouse offspring, but technique still needs work.
- Neuroscience
Out-of-sync body clock causes more woes than sleepiness
The ailment, called circadian-time sickness, can be described with Bayesian math, scientists propose.
- Ecosystems
‘Citizen Scientist’ exalts ordinary heroes in conservation science
Journalist Mary Ellen Hannibal’s “Citizen Scientist” tells tales of ordinary people contributing to science.
- Animals
Be careful what you say around jumping spiders
Sensitive leg hairs may let jumping spiders hear sounds through the air at much greater distances than researchers imagined.
By Susan Milius - Life
Placenta protectors no match for toxic Strep B pigment
Strep B uses a toxic pigment made of fat to kill immune system cells, spurring preterm labor and dangerous infections, a monkey study shows.
- Computing
AI system learns like a human, stores info like a computer
A new artificial neural network hooked up to extra memory can learn to solve complex problems.
- Astronomy
Cosmic census of galaxies updated to 2 trillion
A new census of the cosmos suggests that there might be 2 trillion galaxies in the observable universe, about 10 times as many as previous estimates.
- Psychology
Erasing stigma needed in mental health care
Social forces drive those in need away from mental health care.
By Bruce Bower - Life
One-celled life possessed tools for going multicellular
Unicellular ancestors of animals had molecular tools used by multicellular life.