A decades-old Siberian tooth sample has revealed a previously unknown mammoth lineage, along with a potential ancestor’s unexpected adaptations. ...read more
In the first reported gene transfer from plants to animals, whiteflies likely pilfered a pesticide-blocking gene from plants millions of years ago. ...read more
The frequent impact of meteorites on the moon's surface churns the soil and affects where future explorers could find deposits of lunar ice. ...read more
Astronomers have discovered supermassive black holes at the center of numerous galaxies, including our own. Now a new theory explains why. ...read more
Some phone apps claim to help users avoid hormonal birth control and take charge of their reproductive health, but they have been criticized for a lack of efficacy and transparency. ...read more