Space junk falls back to Earth faster as sunspot numbers climb
A new study links the sun’s 11-year cycle to accelerated orbital loss, with debris falling faster once sunspot numbers near their cycle peak.
Category: Science
Diagnostic dilemma: A woman turned black and blue weeks after starting a new medication
A woman’s sudden hyperpigmentation was a side effect of a medicine she was taking.
Clean hydrogen created from plastic waste using battery acid from old cars and solar power
Researchers turned hard-to-recycle plastic into hydrogen using battery acid. This circular upcycling system tackles multiple problematic waste streams at once, the scientists claim.
‘Food insecurity is no longer just about low-income countries’: Environmental economist explains how climate change is pushing agricultural systems to the brink
As a U.N. report warns that extreme temperature swings are disrupting crops and endangering agricultural workers, we spoke with environmental economist Shouro Dasgupta about farming
Both very low and very high heart rates may be linked to higher stroke risk, study says
Both unusually low and high resting heart rates may be linked to an increased stroke risk, though more research is needed to confirm a causal
Icy object beyond Pluto has an atmosphere that shouldn’t exist, study suggests
Observations suggest there’s a small, icy object with an atmosphere beyond Pluto, challenging assumptions about which bodies can sustain atmospheres.
Singing mice puff up air sacs to make their sweet songs
To serenade with their high-pitched songs, singing mice inflate a throat sac — a use for air sacs seemingly unknown in any other animal.
What to know about a rare hantavirus outbreak at sea
Public health officials are racing to find out how the sometimes deadly hantavirus got aboard a cruise ship and if there has been human-to-human spread.
Building on America’s 65-Year Legacy of Human Spaceflight
America’s first human spaceflight begins as the Mercury-Redstone 3 (MR-3) space vehicle, with astronaut Alan B. Shepard Jr. aboard, launches from Cape Canaveral, Florida on
‘I was not looking for this’: Scientist accidentally finds shortcut to Mars that could slash travel time in half
A new study suggests early asteroid trajectory data could help design faster Mars missions, potentially cutting round-trip travel time to under a year.
Hantavirus infects at least 2 on cruise ship, while 5 others fall ill: Here’s what we know
Three people have died and four more have fallen ill on a cruise ship in the Atlantic Ocean, and hantaviruses are confirmed to be the
Do GLP-1 drugs like Ozempic prevent cancer?
Several studies have served up tantalizing hints about the drugs’ potential cancer prevention benefits, but other results land all over the map.
Canadian ’emoji’ lake vanishes after dramatic, landslide-like collapse — Earth from space
A pair of satellite photos reveals the drastic transformation of Canada’s Lake Rouge, which was fully drained after the sudden collapse of one of its
Mysterious green rocks in Pyrenees cave hint that prehistoric people were working copper there for 4,000 years
Dozens of pieces of bright-green rock discovered in a cave in the Pyrenees may be evidence of copper smelting 7,000 years ago.