Life
Sign up for our newsletter
We summarize the week's scientific breakthroughs every Thursday.
- Life
Old fish, new fish, red fish, blue fish
A difference in vision in cichlids in Lake Victoria could be pushing a species to split into two.
- Paleontology
Forget bird-brained
Scientists have uncovered a new dinosaur that breathed like a bird.
- Life
Curtain drops after ants’ final act
A handful of ants remain outside to close the colony door at sunset and sacrifice their lives in the act.
- Life
X chromosome is extra diverse
Men who father children with multiple women are responsible for “extra” diversity on the X chromosome, a new study of six different populations suggests.
- Life
Safer creation of stem cells
A new technique for converting adult cells to stem cells avoids dangerous mutations in cell DNA
- Life
Nanoparticles: size and charge matter
Nanoparticles can be designed for targeted delivery of drugs or genes into the body. New work reveals details of how blood proteins respond to these particles.
- Life
FDA releases guidelines for genetically modified animals
Draft rules lay out policies for approving altered animals, including those used for food.
- Life
First lipid hormone discovered
An omega-7 fatty acid made by fat and liver cells acts as a hormone, even mimicking the health benefits of insulin.
- Climate
Heat waves stunt grassland growth
An abnormally hot year can significantly suppress growth in grasslands, a stifling effect that lingers well into the next year even if temperatures return to normal. It can also hinder how well the grasslands absorb carbon dioxide from the atmosphere.
By Sid Perkins - Life
Fastest spores in the West (or anywhere)
SEE THE VIDEO: Researchers film a fungus catapulting its spores with an acceleration greater than what astronauts feel.
- Life
Fish glowing red
Plenty of reef creatures fluoresce red, even where seawater absorbs red sunlight.
By Susan Milius - Life
New ant species found
One weird ant suggests lost world of ancient ants living underground
By Susan Milius