Uncategorized
- Animals
How snails breathe through snorkels on land
Shells with a tube counterintuitively sealed at the end have hidden ways to let Asian snails snorkel while sealed in their shells.
- Neuroscience
Post-stroke shifts in gut bacteria could cause additional brain injury
The gut’s microbial population influences how mice fare after a stroke, suggesting that poop pills might one day prove therapeutic following brain injury.
- Health & Medicine
Unprotected sex less risky if HIV-positive partner on antiretroviral therapy
The risk of HIV transmission during unprotected sex drops drastically if the HIV-positive partner is taking antiretroviral therapy.
- Particle Physics
Three cousins join family of four-quark particles
Scientists with the Large Hadron Collider’s LHCb experiment report three new particles and confirm a fourth.
- Anthropology
Earliest evidence of monkeys’ use of stone tools found
600- to 700-year-old nut-cracking stones from Brazil are earliest evidence that monkeys used tools.
- Life
When mouth microbes pal up, infection ensues
A common and usually harmless species of mouth bacteria can help harmful bacteria become more powerful by providing oxygen.
- Health & Medicine
‘Cracking the Aging Code’ tackles aging from evolutionary perspective
In 'Cracking the Aging Code', theoretical biologist Josh Mitteldorf and writer Dorion Sagan take a different approach to the science of growing old.
- Animals
Documentary looks for meaning in Koko the gorilla’s life
'Koko — The Gorilla Who Talks' documents the nearly 45-year relationship between researcher Penny Patterson and Koko, the subject of an ape sign language project.
- Climate
Phytoplankton’s response to climate change has its ups and downs
In a four-year experiment, the shell-building activities of a phytoplankton species underwent surprising ups and downs.
- Life
Mini ‘wind farm’ could capture energy from microbes in motion
Bacteria could spontaneously organize and rotate turbines, computer simulations show.
- Oceans
Underwater city was built by microbes, not people
Submerged stoneworklike formations near the Greek island of Zakynthos were built by methane-munching microbes, not ancient Greeks.
- Life
Hightailing it out of the water, mudskipper style
A robot and a land-walking fish show how a tail might have made a huge difference for early vertebrates conquering the slippery slopes of terrestrial life.
