LAS VEGAS — You're tempted to tell a joke: "How many astronauts does it take to screw in a lightbulb?" But retired NASA astronaut Michael Lopez-Alegria is quite serious about the "biologically ...

It’s a cruel daily cycle. We get drowsy when it’s time for that big meeting, but are suddenly wide awake when it’s time to hit the hay. But did you ever think that swapping your light bulbs might be ...

The Economic Development Administration (EDA) announced this week that seven STEM-focused institutions, including Philly’s University City Science Center, are the recipients of federal funding to ...

If you thought mousetraps were tough, try building a better lightbulb. Just in time for Earth Day, a team of American inventors have created a bizarre-looking new bulb that turns illumination on its ...

A light bulb is a device that produces light when powered by electricity. It's one of the most important inventions in history. Light bulbs help us see in the dark, work at night, and live more ...

News Analysis Compact fluorescent light bulbs might help in the fight against climate change but could they cause problems with toxic waste down the track? The concern comes after the Australian ...

Once, there was the ordinary incandescent light bulb. It shone brightly, but wasted much of the energy put into it as heat. Then came the compact fluorescent. And as costs have dropped, consumers have ...

A bulb in a small town of California enjoys the unusual honor of being the longest-lasting bulb known in existence. For how many years do you expect the light bulb at your wall to remain lit? 4-5 ...

It will revolutionise the way people light their homes, says UAE-based creator Dubai: A revolutionary energy saving bulb that lights up by simply putting its base in one’s mouth or in a cup of water ...

The earliest known lamps are some 40,000 years old. Cave dwellers in Western Europe made them by hollowing out stones, and burning animal fat through a wick made of moss. Light is an essential part of ...

Fluorescent lighting uses less energy than comparably bright incandescent bulbs do. So switching to fluorescents will shave your energy bill. The big surprise: Relying on fluorescent lights may also ...