Uncategorized
- Physics
Videos of gold nanoparticles snapping together show how some crystals grow
Real-time electron microscopy shows gold nanoparticles tumbling and sliding in a fluid before snapping together in crystalline structures.
- Tech
How ChatGPT and similar AI will disrupt education
The new chatbot ChatGPT and other generative AI encourage cheating and offer up incorrect info, but they could also be used for good.
- Animals
Freshwater leeches’ taste for snails could help control snail-borne diseases
A freshwater leech species will eat snails, raising the possibility that leeches could be used to control snail-borne diseases that infect humans and livestock.
- Animals
The last leg of the longest butterfly migration has now been identified
After a long journey across the Sahara, painted lady butterflies from Europe set up camp in central Africa to wait out winter and breed.
- Science & Society
The Smithsonian’s ‘Lights Out’ inspires visitors to save the fading night sky
The exhibition examines how light pollution harms astronomy, ecosystems and human cultures. But it also offers hope.
- Animals
This sea cucumber shoots sticky tubes out of its butt. Its genes hint at how
A new genetics study is providing a wealth of information about silky, sticky tubes, called the Cuvierian organ, that sea cucumbers use to tangle foes.
- Math
Dense crowds of pedestrians shift into surprisingly orderly lines. Math explains why
New research into collective behavior adds to decades of study on the wisdom of crowds.
- Environment
Satellite imagery reveals ‘hidden’ tornado tracks
Twisters that churn over barren landscapes leave scars that are invisible to human eyes but are detectable with infrared light.
- Climate
How an Indigenous community in Panama is escaping rising seas
The Indigenous Guna peoples' relocation from Panama could offer lessons for other communities threatened by climate change.
- Climate
Baseball’s home run boom is due, in part, to climate change
Higher air temperatures led to an average of 58 more home runs each MLB season from 2010 to 2019, a study shows.
- Oceans
‘Jet packs’ and ultrasounds could reveal secrets of pregnant whale sharks
Only one pregnant whale shark has ever been studied. New underwater techniques using ultrasound and blood tests could change that.
- Animals
Invasive yellow crazy ants create male ‘chimeras’ to reproduce
Yellow crazy ants are first known species where chimerism is required in males: Each of their cells holds DNA from just one of two genetic lineages.
