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When to Watch NASA’s OSIRIS-REX Mission to Bennu Asteroid

On Tuesday, a NASA spacecraft, OSIRIS-REX, will attempt to briefly touch an asteroid, Bennu, and suck up some rocks and dirt. If it succeeds, it will bring those materials back…

How an Ill-Fated Fishing Voyage Helped Us Understand Covid-19

American Dynasty, a commercial trawler, departed Seattle one day in May to fish for hake off the Washington coast. Before leaving, its 122 crew members were screened for the coronavirus…

Orionids Meteor Shower 2020: Watch It Peak in Night Skies

All year long as Earth revolves around the sun, it passes through streams of cosmic debris. The resulting meteor showers can light up night skies from dusk to dawn, and…

Slow Lorises Are Adorable but They Bite With Flesh-Rotting Venom

With their bright saucer eyes, button noses and plump, fuzzy bodies, slow lorises — a group of small, nocturnal Asian primates — resemble adorable, living stuffed animals. But their innocuous…

A Black Hole’s Lunch: Stellar Spaghetti

Astronomers call it “spaghettification,” and it’s not a pretty idea: It’s what happens when you venture too close to a black hole and fall in. Tidal forces stretch you and…

The Great Barrier Reef Has Lost Half Its Corals

The Great Barrier Reef, one of the earth’s most precious habitats, lost half of its coral populations in the last quarter-century, a decline that researchers in Australia said would continue…

Scott Lilienfeld, Psychologist Who Questioned Psychology, Dies at 59

Scott Lilienfeld, an expert in personality disorders who repeatedly disturbed the order in his own field, questioning the science behind many of psychology’s conceits, popular therapies and prized tools, died…

Pfizer Says It Won’t Seek Vaccine Authorization Before Mid-November

The chief executive of Pfizer said on Friday that the company would not apply for emergency authorization of its coronavirus vaccine before the third week of November, ruling out President…

A Rapid Test Offers Hope for Community Screening

A $5 rapid test for the coronavirus may be nearly as effective as the slower, more complex polymerase chain reaction test for identifying people who may spread the coronavirus, a…

Remdesivir Fails to Prevent Covid-19 Deaths in Huge Trial

Remdesivir, the only antiviral drug authorized for treatment of Covid-19 in the United States, fails to prevent deaths among patients, according to a study of more than 11,000 people in…