What Do A Pregnancy Test And A Roman Goblet Have In Common?

The Lycurgus Cup is a Roman goblet, recently found to make use of nanotechnology to change color. Know what else changes color? A pregnancy test! Amazingly, both of these objects use similar nanotechnology. » 11/04/14 8:00am 11/04/14 8:00am

Why California's Drought Is Good News for Gold Prospectors

Having found a gold lining to the West's otherwise devastating drought, prospectors are flocking to the record-low rivers of the Sierra Nevada foothills. A mini gold rush has kicked off in previously inaccessible riverbeds, not far from the site of California's original gold rush. » 3/30/14 1:00pm 3/30/14 1:00pm

How To Find Buried Gold Using Trees

Australian researchers have found trace amounts of gold in the leaves of Eucalyptus trees. Now, we’re not talking about a lot of gold — but these amounts are strong indication of larger deposits lying beneath. » 10/23/13 9:00am 10/23/13 9:00am

Most gold deposits were produced by earthquakes

A new study by Australian geologists has shown that over 80% the world's commercial gold deposits were generated in a flash process, the result of depressurizing earthquakes that rapidly converted mineral-rich fluids into precious veins of gold. » 3/18/13 6:30am 3/18/13 6:30am

A bacterium that turns toxic chemicals into solid gold

Canadian scientists have discovered a tiny alchemist in disguise, the bacterium Delftia acidovorans. When this microbe is infused within a toxic mixture of water-soluble gold, it excretes a molecule that both protects it from the elements while also transforming the poisonous ions into solid nanoscale gold particles.… » 2/04/13 7:20am 2/04/13 7:20am

We can dye hair with real gold nanoparticles

If we can bedazzle body parts and attach precious stones to our nails, isn't it time we look for a way to appropriately deck our hair with reprehensible displays of wealth? Science to the rescue! You can now turn your hair brown, with real gold. » 1/06/13 7:30am 1/06/13 7:30am

Melting down Nobel Prizes to buy bullets and dissolving the awards to…

Winning the Nobel Prize brings with it a diploma, cash award, and a 200 gram medal made of gold. Each medal is specially cast for the winner, emblazoned with his or her name. » 3/31/12 12:30pm 3/31/12 12:30pm

A handful of Nobel Prizes met an unusual end – fodder for the treasury of countries during World War I and II. his 1934 Nobel Prize in…

Ultra-tiny "nano-ear" can hear bacteria and viruses

The world's smallest ear doesn't belong to any animal. Instead, it's a tiny piece of gold suspended in a laser beam. It can hear sounds a million times fainter than any human ear can, making it a powerful acoustic microscope. » 1/16/12 5:24pm 1/16/12 5:24pm

All our gold was brought here by asteroids

This may sound strange, but there's simply too much gold. That is, there shouldn't be gold here at the Earth's crust - it all should have been sucked deep into the core long ago. For that, we can thank asteroids. » 9/07/11 1:20pm 9/07/11 1:20pm

With plasmonics, light can penetrate solid sheets of metal

Every day, the world finds another way to show us that, once we work on a level that's small enough, nothing makes sense. Things we take for granted no longer happen. For instance, say you're lying in bed in the early morning sunlight - or, no judgment, the late afternoon sunlight. If all that daytime starts bothering… » 2/14/11 7:30am 2/14/11 7:30am

The year 2011, according to Thomas Edison in 1911

100 years ago, a newspaper published Thomas Edison's musings on the far-off future of 2011. According to the famed inventor, we should be driving around in solid gold taxis. » 1/23/11 8:00am 1/23/11 8:00am

Replicating The Start Of The Universe — At 4 Trillion Degrees

Now we know how hot things got when the universe was born. We've taken the temperature of a substance that only existed when time first began. It's an ultrahot, 4-trillion degree "soup" of subatomic particles made from gold. » 2/17/10 4:00pm 2/17/10 4:00pm

Scientists Build Magnetic Gold Superatoms

Molecular electronics could undergo a revolution. Scientists at Virginia Commonwealth University discovered a magnetic super atom that might be able to make your computer smaller, faster and more powerful. » 6/16/09 2:02pm 6/16/09 2:02pm