5,616 results
5,616 results for: Bacteria
- Genetics
Selfish genes hide for decades in plain sight of worm geneticists
Crossing wild Hawaiian C. elegans with the familiar lab strain reveals genes that benefit themselves by making mother worms poison offspring who haven’t inherited the right stuff.
- 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.
- Life
New species of bacteria found to cause Lyme disease
Camping? Don’t forget the bug spray. Lyme disease covers new ground.
- 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
How one scientist’s gut microbes changed over a year
Computational biologist Lawrence David chronicled changes in his gut microbes for a year.
