Kerala’s online learner’s test has become tougher after new CAPTCHA-based questions were added, causing a sharp decline in pass rates.

Chimpanzees use a variation of the "scientific method" — discarding prior beliefs if convincing new evidence comes along to ...

Even small time changes can leave us feeling jet-lagged. Daylight saving time can disrupt your circadian rhythm (the internal clock that tells you when to go to bed and when to stay up), according to ...

The Arizona State Sun Devils enter Week 10 facing a tough test. They are on the road facing the Iowa State Cyclones, the team they beat to win the Big 12 last y ...