All Stories
- Neuroscience
Rewarding stimulation boosts immune system
Activating feel-good nerve cells boosts mice’s immunity, a new study suggests.
- Planetary Science
Mars once had many moons
Mars' moons might be the only two left of a larger family of satellites that helped them form in the wake of an asteroid collision.
- Life
Letting parasites fight could help battle drug resistance, too
Helping one strain of malaria trounce another in lab mice demonstrates a way of avoiding the evolution of drug resistance.
By Susan Milius - Climate
Warming alters mountain plant’s sex ratios
Global warming has different effects on male and female plants. Tracking sex ratio shifts could be a fast signal of climate change, researchers say.
- Planetary Science
Juno spacecraft is on its final approach to Jupiter
Everything looks good for the Juno spacecraft, which arrives at Jupiter on July 4.
- Climate
Despite volcanic setback, Antarctic ozone hole healing
The September extent of the Antarctic ozone hole has shrunk by about 4.5 million square kilometers since 2000, thanks in large part to the Montreal Protocol.
- Animals
Frigate birds fly nonstop for months
The great frigate bird can fly for up to two months without landing, thanks to a boost from wind and clouds.
- Animals
Sneaky male fiddler crabs entrap their mates
Some male banana fiddler crabs get a female to mate with them by trapping her in their burrow, a new study finds.
- Astronomy
Asteroid Day is a chance to learn about space and plan for disaster
Asteroid Day on June 30 tries to raise awareness about the hazards of an asteroid impact and what we could do to stop it.
- Climate
World will struggle to keep warming to 2 degrees by 2100
Current plans to curb climate change aren’t ambitious enough to limit global warming below 2 degrees Celsius by 2100, new research shows.
- Science & Society
Readers debate gun violence research and more
Gun violence research, plaque-busting sugar and more in reader feedback.
- Science & Society
Problem-solving insights enable new technologies
Our editor in chief discusses science's role in solving society's most pressing issues.
By Eva Emerson