Tooth Sensor
Researchers develop a tiny electronic biosensor to monitor mouth chemistry.
Phone
Earwig Origami
Engineers are learning new folding tricks by studying earwig wings.
Fire Water
Wildfires are making it harder for water treatment facilities to meet drinking water standards.
Venomous Mammal
Scientists decode the genome of a rare, primitive mammal with a venomous bite.
Wasabi vs. Chili Peppers
A listener asks: Why does wasabi's kick disappear so quickly while the heat of chili peppers can …
Age Defying Bats
Age-defying bats are providing clues into the prevention of diseases of old age.
Laser Archaeology
Airborne lasers are unveiling ancient Central American civilizations.