Crater Nurseries
After a devastating meteor strikes, the resulting crater may be the key to life.
A newly discovered Hawaiian caterpillar catches its meals in a web of silk.
A compound in the body prevents muscle breakdown, and the perfect body shape for running.
Creating artificial cricket hairs, and bumblebees select flowers that other bees have visited.
Mice have been chemically induced into hibernation, and disrupting a gene controlling sleep patterns leads to weight gain.
How do birds know when to migrate? (They watch day length, and then wind conditions.)
What causes hair to turn gray? (Toxins build up and kill the pigment cells in the hair follicle.)
Men with more dramatic differences in the lengths of their fingers are more aggressive.