News
- Archaeology
A biblical-era Israeli shrine shows signs of the earliest ritual use of marijuana
Chemical analyses reveal a residue of cannabis and animal dung on an altar from a biblical-era fortress in use more than 2,700 years ago.
- Climate
How more powerful Pacific cyclones may be fueling global warming
Increasingly strong storms in the North Pacific may be speeding up the fast-moving Kuroshio Current — which could bring more heat to high latitudes.
- Health & Medicine
Wastewater could provide up to a week of warning for a COVID-19 spike
A new study adds to evidence that sewage may serve as an early warning signal that the coronavirus has hit a community.
- Space
SpaceX’s astronaut launch marks a milestone for commercial spaceflight
Two NASA astronauts aboard the privately built Crew Dragon capsule are the first to be sent into orbit from U.S. soil since 2011.
- Space
Half the universe’s ordinary matter was missing — and may have been found
Astronomers have used fast radio bursts as cosmic weigh stations to tease out where the universe’s “missing matter” resides.
- Health & Medicine
Is the coronavirus mutating? Yes. But here’s why you don’t need to panic
Some studies claim there are new strains of the coronavirus, but lab experiments are needed to see if mutations are changing how it infects cells.
- Physics
A star shredded by a black hole may have spit out an extremely energetic neutrino
A star’s fatal encounter with a black hole might have produced a neutrino with oomph.
- Health & Medicine
Politics aside, hydroxychloroquine could (maybe) help fight COVID-19
Hydroxychloroquine may help prevent COVID-19, or it may not. Studies are under way to find out. Meanwhile, here’s what we know.
- Life
Pollen-deprived bumblebees may speed up plant blooming by biting leaves
In a pollen shortage, some bees nick holes in tomato leaves that accelerate flowering, and pollen production, by weeks.
- Health & Medicine
There are two versions of the coronavirus. One’s not more dangerous than the other
Factors such as a person’s age and white blood cell counts matter more for disease severity when it comes to COVID-19, a study finds.
- Astronomy
The oldest disk galaxy yet found formed more than 12 billion years ago
A spinning disk galaxy similar to the Milky Way formed just 1.5 billion years after the Big Bang, much earlier than astronomers thought was possible.
- Tech
A new artificial eye mimics and may outperform human eyes
A new artificial eyeball boasts a field of view and reaction time similar to that of real eyes.
