18+ hour, 50+ min ago   (524+ words) Cats lick each other for multiple reasons, and some are more mysterious than others. In a multicat household, it's common to see one cat licking another. When some people see this behavior, known as allogrooming ("allo" means "another individual"), they…...

1+ day, 15+ hour ago   (862+ words) Researchers trained AI on how expert pathologists look for signs of cancer in patient samples, improving the algorithm's effectiveness. Artificial intelligence (AI) algorithms that hunt for cancer may do a better job when they approach the analysis as if they…...

1+ day, 16+ hour ago   (705+ words) A sharp, wide-field and genuinely portable 130mm reflector whose phone-guided pointing makes star-hopping optional, offering stunning views of the solar system and brighter deep-sky objects. The Celestron StarSense Explorer DX 130AZ is a pretty good telescope if your situation calls for a…...

3+ day, 13+ hour ago   (506+ words) A huge analysis probes the genetics of personality, finding that the trait is much less straightforward than physical attributes like eye color. The meta-analysis, published Sept. 2 in the journal Nature, is the largest of its kind ever attempted. The work…...

3+ day, 16+ hour ago   (561+ words) L-series glass provides excellent image quality 20mm focal length isn't too niche Softness towards the edges at f/1.4 Some stretching/warping around the edges Larger and heavier than most primes — but it's still perfectly manageable With a premium L-series build and…...