The man spent 22 days in the hospital with a severe infection.

Scientists recovered the insect from 100-million-year-old amber.

The odd DNA may play a role in cancer progression.

On average, less than six genetic mutations set the twins apart.

A new study highlights specific mutations that raise this concern.

These predator-on-predator interactions are thought to be rare.

A coronavirus variant identified in South Africa may not be as vulnerable to COVID-19 vaccines as other strains, some scientists say.

The U.K. authorized the shots for emergency use last week.

Here are 10 of the most amazing geological discoveries of the year.

Watch your head!

2020 was a weird year, even in the animal kingdom.

The model can help identify which counties are at high-risk for invasion.

Experts say we need to improve our patchy knowledge of subsea permafrost.

Though the vaccine hasn't been tested in pregnant people, experts think that it's likely safe.

The storm follows last year's mild winter with below-average snowfall.

A wild mink just tested positive.

Vaccines will likely work just as well against the variant.

Thinking hard is a pain.

A new model projects how case rates, hospitalizations and deaths will fall as COVID-19 vaccinations begin.

The United Arab Emirates has approved the vaccine based on this data.

Last month was even hotter than previous record-breaking Novembers.

The recommendations for self-isolation — for people who test positive for COVID-19 — have not changed.

More than 100 SARS-CoV-2 infected mink may have escaped from Danish farms, raising the risk that these escapees could spread the novel coronavirus to wild animals.

For the first time, close relatives of the novel coronavirus have been found outside China.