Animal psychologists have found that giraffes can mentally combine small sums of objects, but can't perform the subtractive equivalent.

Context graphs, graph memory, and ontologies for AI are converging. What does this mean for enterprise AI in 2026?

Dylan Kane likes his math curriculum. But there’s one important piece missing, he says. The 7th grade math teacher in Leadville, Colo., uses a program that teaches math skills through real-world ...

By remotely accessing an IBM quantum computer, a research scientist at Lawrence Berkeley National Laboratory has successfully ...

Ever looked at a Rubik’s Cube and felt a mix of curiosity and frustration? The colorful puzzle has captivated millions since its introduction in the 1970s, becoming a symbol of both challenge and ...

Sandiegouniontribune.com covers local news in San Diego County, CA, California and national news, sports, things to do and the best places to eat, business and the San Diego housing market.

One year after the Dragon Bravo Fire tore through the Grand Canyon’s North Rim, the scars are still visible and deeply personal.

Raptors agree to multi-year extension with Darko Rajaković after franchise's first playoff appearance in 4 years In Rajaković's third season as head coach, his Toronto squad made a jump, winning 46 ...