Life
We summarize the week's scientific breakthroughs every Thursday.
- Anthropology
Ardi walked the walk 4.4 million years ago
Ancient hominid evolved upright stance without sacrificing climbing ability.
- Animals
How honeybees’ royal jelly might be baby glue, too
A last-minute pH shift thickens royal jelly enough to stick queen larvae to the ceiling of hive cells.
- Animals
The truth about animals isn’t always pretty
The Truth About Animals digs up surprising stories about sloths, pandas, penguins and other wildly misunderstood wildlife.
- Animals
Toxins from the world’s longest animal can kill cockroaches
Bootlace worms can stretch up to 55 meters long and ooze toxins that can kill cockroaches and green crabs.
- Animals
Some frogs may be bouncing back after killer chytrid fungus
Frogs in Panama may be developing defenses against a fatal skin disease, a new study suggests.
- Life
Why cracking your knuckles can be so noisy
Knuckles crack due to the partial collapse of bubbles in joint fluid, a new study suggests.
- Health & Medicine
Opioids kill. Here’s how an overdose shuts down your body
Powerful opioids affect many parts of the body, but the drugs’ most deadly effects are on breathing.
- Materials Science
Live heart cells make this material shift color like a chameleon
A new material made of heart cells from rats and hydrogel changes color as the living cells contract and relax.
- Neuroscience
Brain waves of concertgoers sync up at shows
During a live musical performance, audience members’ brain waves get in sync.
- Neuroscience
Parents’ presence promotes a child’s pluck
Parents’ presence or absence during a learning exercise determines whether their child is fearful later, or willing to explore.
- Life
‘Nanobot’ viruses tag and round up bacteria in food and water
Viruses called phages evolved to hunt bacteria. With magnetic nanoparticles and genetic engineering, they become nanobots that work for us.
- Neuroscience
When tickling the brain to stimulate memory, location matters
Conflicting results regarding the benefits of brain stimulation may be explained by the precise location of electrodes.
