Tracking the shadows cast by sperm reveals their precise 3-D movements.
Tracking the shadows cast by sperm reveals their precise 3-D movements.
Comparing gene transcripts from different species reveals surprising splicing diversity.
After undergoing untested cosmetic surgery that uses stem cells to rejuvenate skin, a woman grew bone fragments in the flesh around one of her eyes.
Cocaine-using rat fathers pass epigenetic changes on to their sons that make them resistant to coke addiction.
The science images and videos that captured our attention in 2012
Tumor cells can exhibit different behaviors despite being genetically indistinguishable.
Fungi in 100 million year-old seafloor sediments could possess novel antibiotics.
The total number of new drugs approved this year ties last year for the highest since 2004, suggesting that the pharmaceutical industry is recovering.
Scientists engineer a spectrum of artificial pigments to understand how animals see in color.
Two species of songbirds pack their nests with scavenged cigarette butts that repel irksome parasites.