Sri Lanka urged people on Saturday to catch and cook invasive fish species, including the giant snakehead and piranhas, that threaten fragile freshwater ecosystems and are now banned.
Ecology
Sep 20, 2025
0
391
While the White House's fight with elite universities such as Columbia and Harvard has recently dominated the headlines, the feud overshadows the broader and more far-reaching assault on K-12 public education by the Trump ...
Education
Sep 20, 2025
0
59
A new class of supermassive black holes embedded in a thick gas shell could explain small red dots in images from the James Webb Space Telescope.
Astronomy
Sep 20, 2025
7
277
Once a haven for flamingos, sturgeon and thousands of seals, fast-receding waters are turning the northern coast of the Caspian Sea into barren stretches of dry sand. In some places, the sea has retreated more than 50km. ...
Environment
Sep 20, 2025
1
86
When the ESA launched the Gaia spacecraft in 2013, it didn't generate the same fanfare as the launch of other missions like the JWST, or first light from telescopes like the Vera Rubin Observatory. That's largely because ...
Astronomy
Sep 20, 2025
0
83
Fossil remains of a large, now-extinct bird species have been discovered in Australia's Boodjamulla National Park.
Paleontology & Fossils
Sep 20, 2025
0
341
Excitons, bound states between an electron (i.e., a negatively charged particle) and a hole (i.e., the absence of an electron) in materials, are a key focus of condensed matter physics studies. These bound states can give ...
This week, researchers reported evidence of a cosmic impact at classic Clovis archaeological sites. Biologists in Texas discovered a rare hybrid bird, the offspring of a blue jay and a green jay. And a study suggests that ...
Painting zebra stripes on cows to fend off flies, lizards' favorite pizza toppings and how booze helps you speak another language: these were some of the winners at the Ig Nobel prizes, which celebrate the sillier side of ...
Other
Sep 20, 2025
0
61
A new study has made a counterintuitive discovery about how El Niño affects India's summer monsoon. Instead of reducing rainfall overall and causing widespread droughts, the periodic climatic phenomenon increases rainfall ...
