Team solves mystery of London killer fog

A fog blanketed London in December 1952, killing as many as 12,000 people. Its exact cause and nature puzzled researchers for decades … until now.

2016 likely hottest year on record

It'll be the hottest year on record unless the final weeks of 2016 are the coldest of the 21st century so far, according to the World Meteorological Organization.

100 scientists say yes to asteroid mission

Scientists have signed an open letter in support of increased knowledge of Near-Earth Objects (NEOs), whose orbits carry them near Earth. You can sign it, too.

Daylight saving time worth the trouble?

Who benefits from the time change? A scientist on why DST is more burden than boon.

Science fights to control fire ants

Thinking of the ant colony as a superorganism, entomologist Patricia Pietrantonio is searching for the master regulator genes that may help control them.

6.6-magnitude earthquake rocks Italy

Felt in Rome, it's the strongest earthquake to hit Italy in 36 years and the largest in an on-going sequence of damaging earthquakes in Italy in 2016.

Huge new Antarctic marine reserve

The new Antarctic safe zone in the Ross Sea will encompass 600 thousand square miles (1.5 million square km) and be the largest marine protected area in the world.

Astronomers to observe Tabby’s Star

Observations begin tonight with the Green Bank radio telescope. Astronomers are seeking evidence of an extraterrestrial civilization.

How many genes to make a person?

The answer – fewer than are in a banana – has implications for the study of human health and raises questions about what generates complexity anyway.

Tiny tarsier is our distant cousin

This little guy looks like a big-eyed mouse, but a new genetic analysis puts tarsiers on the branch of the primate evolutionary tree that leads to great apes and humans.