News
- Life
Human encroachment threatens chimpanzee culture
Human activity is affecting chimps’ behavioral repertoire, a new study suggests. Creating chimp cultural heritage sites might save unique behaviors.
- Life
How helpful gut microbes send signals that they are friends, not foes
Some beneficial gut bacteria use unique form of communication to let immune cells know that they’re friendly.
- Genetics
A CRISPR spin-off causes unintended typos in DNA
One type of CRISPR gene editor makes frequent and widespread mistakes, studies in mice and rice reveal.
- Health & Medicine
A second HIV patient has gone into remission after a stem cell transplant
A second person with HIV has gone into remission after receiving blood stem cells from a donor unable to make a protein needed by the virus.
- Health & Medicine
Ripples race in the brain as memories are recalled
A fast brain wave called a ripple often came before a person’s correct answer on a memory test.
- Cosmology
Hidden ancient neutrinos may shape the patterns of galaxies
The gravitational pull of subatomic particles born in the universe’s first second seem to influence how galaxies cluster into rings.
- Science & Society
Welfare reforms may have hurt some single moms’ teenage kids
Welfare reform was meant to help the next generation, but making moms work and capping aid has led to more harm than gain, says a new study.
- Animals
Bears that eat ‘junk food’ may hibernate less and age faster
Wild black bears snacking on leftovers of sugary, highly processed foods in Colorado show possible signs of faster cellular wear.
- Life
Eating a lot of fiber could improve some cancer treatments
A high-fiber diet, which boosts the diversity of gut microbes, may make an immune therapy against skin cancer more effective.
- Health & Medicine
Sleeping in on the weekend can’t make up for lost sleep
Using the weekend to catch up on sleep is ineffective at making-up for lost sleep and offsetting the consequences to a person’s health.
- Neuroscience
How singing mice belt out duets
A precise timing system in the brain helps musical rodents from the cloud forests of Costa Rica sing to one another.
- Health & Medicine
Wireless patches can comfortably monitor sick babies’ health
New skin sensors that wirelessly transmit health data could offer a less invasive way to keep tabs on newborns in the neonatal intensive care unit.
