Uncategorized
- Animals
Urchin mobs team up to butcher sea stars that prey on them
Urchins are important herbivores in nearshore ecosystems, but are not strict vegetarians, with hunger that extends even to munching predatory nemeses.
- Astronomy
Record-breaking light has more than a quadrillion electron volts of energy
Hundreds of newly detected gamma rays hint at cosmic environments that accelerate particles to extremes.
- Earth
2021 will be another busy year for the Atlantic hurricane season
The average season is busier than it used to be, as NOAA predicts 13 to 20 named Atlantic storms between June 1 and November 30.
- Astronomy
Watch this beautiful, high-resolution simulation of how stars are born
The STARFORGE simulation follows a giant gas cloud as it collapses into new stars, accounting for all the phenomena thought to influence the outcome.
- Climate
‘Tree farts’ contribute about a fifth of greenhouse gases from ghost forests
Greenhouse gases from dead trees play an important role in the overall environmental impact of ghost forests, a new study suggests.
- Space
China’s first Mars rover has landed and is sending its first pictures
The country just became the second nation, after the United States, to successfully land a rover on Mars. Its rover will search for subsurface ice.
- Animals
Mammal brains may use the same circuits to control tongues and limbs
When mice drink water, they make corrective motions with their tongues that resemble similar adjustments made by primates when they grab for objects.
- Climate
‘Zombie’ forest fires may become more common with climate change
Wildfires that survive winter underground can flare up after warm summers and account for more than one-third of the scorched ground in some regions.
- Life
European fire ant chemicals may send spiders scurrying away
Black widows and some other common spider species avoid spaces where fire ants once roamed, suggesting the insects could inspire a spider repellent.
- Climate
Climate change disinformation is evolving. So are efforts to fight back
Researchers discuss effective ways to counter the changing tactics of climate denial.
- Health & Medicine
Cleaning indoor air may prevent COVID-19’s spread. But it’s harder than it looks
The size and setup of a room and how the room is used make finding simple ventilation and filtration solutions difficult.
- Physics
A newfound quasicrystal formed in the first atomic bomb test
Material formed in the wake of the first atomic bomb test contains a strange material that is ordered but that is not a standard crystal.
