5,615 results
5,615 results for: Bacteria
- Genetics
Evolution of gut bacteria tracks splits in primate species
Primates and microbes have been splitting in sync for at least 10 million years.
- Life
Two stationary kinds of bacteria can move when mixed
Bacteria stuck when alone on a dry surface get moving — and get faster — when they evolve together.
- Microbes
Cut leaves in bagged salads help Salmonella grow
Juice from torn-up leafy greens helps Salmonella spread in bagged salads.
- Microbes
Now we know how much glacial melting ‘watermelon snow’ can cause
Algae that give snow a red tint are making glacial snow in Alaska melt faster.
- Health & Medicine
Readers respond to antibiotics, carbon bonds and more
Allergic overreactions, the possibility of silicon-based life and more in reader feedback.
- Health & Medicine
It’s time to retire the five-second rule
Wet food can slurp bacteria off the floor in less than a second.
- 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.
- Chemistry
Enzyme forges carbon-silicon bonds with a little human help
A few tweaks to an enzyme help it link carbon to silicon — a match not found in nature.
- Science & Society
Dive deep to discover unexpected connections
Readers often praise Science News for its brevity. But some ideas need more space, writes acting editor in chief Elizabeth Quill.
- Life
New species of bacteria found to cause Lyme disease
Camping? Don’t forget the bug spray. Lyme disease covers new ground.
- Life
How one scientist’s gut microbes changed over a year
Computational biologist Lawrence David chronicled changes in his gut microbes for a year.
- Neuroscience
Wiping out gut bacteria impairs brain
Antibiotics that wiped out gut bacteria curbed brain cell production in mice, a new study finds.
