News
- Archaeology
A puzzling mix of artifacts raises questions about Homo sapiens' travels to China
A reexamined Chinese site points to a cultural mix of Homo sapiens with Neandertals or Denisovans.
- Neuroscience
Tiny treadmills show how fruit flies walk
A method to force fruit flies to move shows the insects’ stepping behavior and holds clues to other animals’ brains and movement.
- Animals
Hibernating bumblebee queens have a superpower: Surviving for days underwater
After some bumblebee queens were accidentally submerged in water and survived, researchers found them to be surprisingly tolerant of flooding.
- Health & Medicine
What can period blood reveal about a person’s health?
The FDA recently approved a menstrual blood test for diabetes, the first diagnostic of any kind based on period blood. It may be just the beginning.
- Artificial Intelligence
This robot can tell when you’re about to smile — and smile back
Using machine learning, researchers trained Emo to make facial expressions in sync with humans.
- Animals
This newfound longhorn beetle species is unusually fluffy
Discovered in Australia, the beetle is covered in whitish hairs and has distinctive eye lobes, antennae and leg shapes.
- Math
Scientists find a naturally occurring molecule that forms a fractal
The protein assembles itself into a repeating triangle pattern. The fractal seems to be an accident of evolution, scientists say.
- Animals
In a first, these crab spiders appear to collaborate, creating camouflage
Scientists found a pair of mating crab spiders blending in with a flower. The report may be the first known case of cooperative camouflage in spiders.
- Life
This marine alga is the first known eukaryote to pull nitrogen from air
An alga’s bacterial symbiote has evolved into an organelle that turns atmospheric nitrogen into ammonia, making the alga unique among eukaryotes.
- Space
How a sugar acid crucial for life could have formed in interstellar clouds
Computer calculations and lab experiments have revealed a possible mechanism for the creation of glyceric acid, which has been seen in meteorites.
- Health & Medicine
Teens are using an unregulated form of THC. Here’s what we know
The compound is called delta-8-THC and, like delta-9-THC in marijuana, comes from the cannabis plant and may hurt teens’ brains.
- Health & Medicine
Immune cells’ intense reaction to the coronavirus may lead to pneumonia
Immune cells that patrol lung tissue may play a role in the progression of a coronavirus infection to pneumonia, lab studies show.
