News
- Planetary Science
Curiosity finds that Mars’ methane changes with the seasons
The Curiosity rover found seasonally changing methane in Mars’ atmosphere and more signs of organic molecules in an ancient lake bed.
- Genetics
Why using genetic genealogy to solve crimes could pose problems
Rules governing how police can use DNA searches in genealogy databases aren’t clear, raising civil rights and privacy concerns.
- Animals
In a conservation catch-22, efforts to save quolls might endanger them
After 13 generations isolated from predators, the endangered northern quoll lost its fear of them.
- Climate
Tropical cyclones have slowed over the last 70 years
Tropical cyclones are moving 10 percent slower, on average, than they did in the mid-20th century, potentially making them more dangerous.
