All Stories by Amy McDermott
- Life
Donor mitochondria could influence metabolism, aging
Mitochondrial DNA donation could have unexpected long-term health consequences for “three-parent babies.”
- 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.
- Animals
Reptile scales share evolutionary origin with hair, feathers
Hair, scales and feathers arose from same ancestral appendage.
- Oceans
Coral bleaching event is longest on record
Widespread coral bleaching continues, in the longest episode, over the largest area to date.
- Health & Medicine
Mosquito spit can increase dengue severity
By weakening blood vessels, mosquito saliva may make dengue fever more severe in some cases.
- Animals
Pandas have ultrasonic hearing
Giant pandas hear very high frequencies. Scientists still don’t know why.
