Two new studies add to the evidence that human activity, from fishing to urban development, is driving the evolution of wild animals.
In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against each other’s bodies, a study shows.
In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against each other’s bodies, a study shows.
A glowing object lit up the sky, prompting dozens of calls to the authorities, as scientists scrambled to figure out what it was.
Panelists pulled back some endorsements for certain vaccines containing a preservative that critics have falsely linked to autism.
Mexican environmental activists say detritus raining down from Elon Musk’s rocket company has caused die-offs of marine life.
Human-caused global warming has been increasing faster and faster since the 1970s.