An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

We spot the first cliff early in the morning. The summer sun rises slowly, its deep indigo gradually fading into a soft peach. The world remains asleep, and we break the silence with heavy breathing ...

About 20,000 years ago, five human hunters sprinted across the soft clay on the edge of a wetland in what is now New South Wales, Australia. Others also wandered across the muddy landscape, including ...

Fossilized footprints in Saudi Arabia show human traffic on the cusp of a subsequent ice age. Like carbon dating, scientists use isotopes and context clues to calculate the approximate age of fossils.

Another Productronica has come and gone. What did we learn? That the biggest trend – besides the ubiquitous white sneakers attendees wore – was size. (Glass-free substrates were a close second.) More ...