A new earthquake sowed panic in Mexico City on Saturday, forcing a brief pause in rescue operations to free survivors from the more powerful tremor this week that devastated parts of the capital.
A manhunt has begun for the killer of a giant saltwater crocodile in Australia, as authorities warned its death would trigger more aggressive behaviour among younger crocs in the area.
Emissions from diesel cars rigged to appear eco-friendly may be responsible for 5,000 air pollution deaths per year in Europe alone, according to a study published on Monday.
The ability to selectively eradicate specific types of cells from multicellular organisms allows scientists to decipher those cells' functions, but the tools available to do so—whether surgical, chemical, or genetic—are ...
Scientists at the University of York's Stockholm Environment Institute (SEI) have released new figures showing long-term exposure to ozone air pollution is linked to one million premature deaths per year due to respiratory ...
Marine authorities in the U.S. and Canada said Friday they will marshal resources to try to find out what's behind a string of deaths of endangered North Atlantic right whales.
The death toll from floods sweeping South Asia has climbed above 1,000, officials said Thursday, as rescue teams try to reach millions stranded by the region's worst monsoon disaster in recent years.
Nearly 600 people have died and millions have been affected by monsoon floods in South Asia, officials said Saturday, as relief and rescue operations continued.
Sierra Leone's president appealed Tuesday for urgent help for the flood-hit capital of Freetown, where more than 300 people are feared dead, as rescue workers continued a grim search for bodies after one of the worst natural ...
Swathes of southern Europe sweltered Saturday in a heatwave that has claimed several lives, cost billions in crop damage and is, scientists warned, a foretaste of worse to follow in coming decades.