A fossil tooth could be a buffet of information for researchers at a dig. Teeth grow like trees in a […]

One bizarre remark on Mona Lisa’s smile is that she doesn’t smile at all; it’s a visual illusion. And wasn’t

Iron replaced bronze as the prime material for tool and weapon production during the transition from the Bronze Age to

Australia’s Great Barrier Reef (GBR) is just one of those places that sightseers flock to — “to see it before

A study of Nobel-winning economists by Bruce Weinberg and David Galenson identifies two different life cycles of creativity — a

Light is at the core of much of what astronomers do — light scattered, absorbed and re-emitted in clouds of

Tentacled aliens from outer space are familiar to us from science fiction, but the octopus may be as alien an

Horses have both binocular vision and monocular vision. Binocular vision is used when their eyes and ears are focused on

People can express emotions, such as happiness or sadness or anger, in two ways — through mere sounds (vocalisation) or

Cells divide. Cells divide and replace old or damaged cells. This is why biologists wonder how old are cells in

A condenser turns a substance from its gaseous state to its liquid state — by cooling it. Historically, condensers were

What would happen if you strongly believe in something and I shatter your belief? No belief or opinion is an