Knuckle Cracking
A 60-year-long experiment shows that knuckle cracking does not cause arthritis.
Cancer Cell Electricity
Tiny tumors could be detected by the electricity given off by cancer cells.
Podcast
THE BRAIN: Empathy and aggression share the same neural circuitry, chronic pain sufferers process …
Bio Computer Roundup
The cat's lightning-fast hunting instincts of inspire new computer circuit design.
NASA’s Basement Tapes
Scientists resurrect satellite data from old NASA tapes.
Hummingbirds & Heliconias
Male and female purple-throated Carib hummingbirds have differently shaped bills and feed on …
CO2 & Near-Death Experiences
Scientists discover a possible physiological explanation for near-death experiences.
Oxygen-Free Animals
Scientists have discovered animals that can survive in the absence of oxygen.
Podcast
ANIMAL UPDATE: Birdsong in the genes, hummingbirds and heliconias, a more environmentally friendly …
Plants vs. Insects Roundup
A protein in coffee beans is an effective pesticide.
Carbon Monoxide Poisoning
A listener asks: if carbon monoxide is so deadly, why can't we smell it?
Personalized Cancer Test
A new test that sequences a patient's entire genetic code could help doctors treat cancer more …