Returning an item seems simple enough: walk in, hand it over, geta refund or exchange, and move on with the day. Then the ...

German researchers hit a record 31.3% efficiency converting sunlight directly to hydrogen, a breakthrough that could ease green hydrogen's cost problem.

Bumblebees faced with a challenge know how to play ball. Buff-tailed bumblebees can figure out on their own how to use a ball as a ladder to nab sugar from an out-of-reach fake flower, researchers ...

German psychologist Wolfgang Köhler set up a famous experiment more than 100 years ago that changed how scientists understand animal intelligence and the power of insight — or spontaneous ...

In a new study, bumble bees solve a completely novel object-manipulation task. What makes this behavior especially remarkable is that the bees had never been trained. The findings challenge the ...

Some readers may solve the problem procedurally: line up the two numbers, add the ones column, carry the one, and add the tens to get 43. Others might instead notice a creative shortcut: 29 + 14 is ...

The findings, published in Personality and Individual Differences, show that people with strong ADHD symptoms, such as inattention, hyperactivity and impulsivity that can impair some aspects of daily ...

Mathematics has always been one of the most challenging subjects for students of all ages. From simple arithmetic to complex calculus, many learners struggle to understand formulas, equations, and ...