Science

Some of the oldest human remains ever unearthed are the Omo 1 bones found in Ethiopia. For decades, their precise age has been debated, but a new study may have the answer.

If nations don't address high greenhouse gas emissions, by the 2080s, all but one of the 21 cities that previously hosted the Winter Games wouldn't be able to do so again, a new study has found.

Previous versions of the coronavirus didn't transmit as easily outdoors thanks to airflow that dispersed viral particles. But what about the highly transmissible omicron variant?

A station to detect nuclear weapons tests picked up the volcanic eruption in Tonga from Antarctica. Some experts say the blast could be more than 50 megatons, while NASA estimates 6-10 megatons.

While many Japanese adults are fully vaccinated, few have gotten a booster shot, which has been a vital protection from the highly contagious omicron variant.

A new report in The Lancet finds that in 2019, antibiotic-resistant bacteria killed 1.2 million people — more than were killed by malaria or HIV/AIDS. The problem is mounting in lower-income nations.

The larvae of a type of bark beetle can perform acrobatic flips, somersaulting their bodies through the air. They join maggots and other larvae in their athletic abilities.

For infants, toddlers, and children, one sign of an especially close relationship is if two people do something that involves exchanging saliva, like taking bites from the same piece of food.

The project, a first of its kind, aims to study the social and cultural dimensions of living in space and how people adapt their behavior when they're living in a completely new environment.

"This stage of the pandemic is different to what we have dealt with before. Omicron is more transmissible," Prime Minister Jacinda Ardern said.