Natural Sciences Division

The world's clocks ticked an extra second on Tuesday, marking a so-called leap second so atomic clocks could match the earth's rotation.

Psychology Professor Kristina Olson discusses the importance of inclusivity and youth particularly for those who are transgender.

A team of University of Washington researchers has engineered yeast cells (Saccharomyces cerevisiae) that can “talk” to one another.

A team of UW biologists has identified a key mechanism plants use to decide when to release their floral scents to attract pollinators.

A UW Biology study finds Argentinian hunter-gatherers without electricity sleep longer than those with power.

Science confirms what we know to be true: Making a dude feel "feminine" is probably going to make him defensive

Department of Astronomy Professor Andrew Connolly discusses innovation, big data, and answering the biggest questions of the universe.

Four students who earned graduate degrees this year have been named A&S Graduate Medalists for 2015.

Researcher from the UW's Virtual Planetary Laboratory asks "what does life look like on other planets?"

New University of Washington research finds that men who believe they fall short of those ideals might be prompted to reassert their masculinity in small but significant ways.

The root cause of why we get less sleep now than our ancestors could come down to a very simple reason: artificial light.

To stop elephant slaughter in Africa, zoologist Sam Wasser spent years extracting DNA from elephant dung and tissue. Much of the world's poached ivory, he discovered, comes from just three places.

UW biologist Samuel Wasser's pioneering work is helping stop illegal ivory trade that's decimating the African elephant population.

Biologists estimate the business kills roughly one out of every ten African elephants each year.

Most illegally poached African elephant ivory can be traced back to just two areas of Africa, research shows.