Among the top news today: The U.S. is only about a week away from “rapid acceleration” in COVID-19 cases and European countries start to impose restrictions and lockdowns amid exponential rise in cases.
None of the encounters was longer than 60 seconds.
The U.S. has averaged 60,160 new cases per day in the last week.
Researchers in Wyoming have discovered a pterosaur trackway dating to 145 million years ago.
Starman — the dummy riding a Tesla Roadster through space — has made his closest approach ever to Mars since his stunt launch in 2018.
A tough exoskeleton in ironclad beetles protect them against piercing and crushing, and scientists recently uncovered the unusual interlocking structures that strengthen the insect's hard shell.
For the first time ever, a NASA probe has performed a sample-snagging operation on an asteroid in deep space.
Physicists suggest harnessing the gravitational pull of black holes to create ferocious particle accelerators. The trick? Carefully set everything up so the particles don't get lost forever.
As soon as he saw the data, Paul Chodas knew something was strange about the near-Earth object that had been designated 2020 SO.
An object identified earlier this year as the closest black hole we've ever discovered may have just been demoted.
Lenticular clouds look like saucers and form when wind meets mountains. This photo is one of the Royal Meteorological Society's favorites of the year.
Here are the winners of the Royal Meteorological Society's 2020 Weather Photo of the Year contest, sponsored by AccuWeather.
Mounting evidence shows that COVID-19 is more severe than flu.
A newly discovered set of salivary glands is nestled behind the nose.
Filmmakers spent three years following pandas in China's Qinling Mountains, capturing never-before-seen footage of males competing over females.
Back in 2016, researchers claimed Dragonfly 44 was a "failed" Milky Way — a galaxy with a huge dark matter mass but almost no stars. Now, on closer examination, that claim has fallen apart.
Anika Chebrolu hopes to work with scientists to develop the drug candidate further.
The study will test how much virus is needed to infect humans and which vaccines work the best to prevent COVID-19.
The latest Nazca Line depicts a giant cat.
Early life may have been far more like animals than we thought, suggests new research that shows bacteria can 'develop' like an embryo.
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