Uncategorized
- 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.
- Tech
Light-activated heart cells help guide robotic stingray
Layers of silicone, gold and genetically engineered rat heart cells make up the body of a new stingray robot that can swim in response to light.
- Life
Artificial hearing has come a long way since 1960s
Scientists envisioned artificial hearing 50 years ago. Today, they are working to make it superhuman.
- Life
Donor mitochondria could influence metabolism, aging
Mitochondrial DNA donation could have unexpected long-term health consequences for “three-parent babies.”
- Animals
To zip through water, swordfish reduce drag
A newly discovered oil-producing organ inside the swordfish’s head gives the animal slick skin to swim faster.
- Chemistry
Nuclear bomb debris can reveal blast size, even decades later
Measuring the relative abundance of various elements in debris left over from nuclear bomb tests can reveal the energy released in the initial blast, researchers report.
