At a gold refinery, the team attempts an unusual experiment: melting a $1,000,000 gold bar using nothing but sunlight and a giant magnifying glass. The huge lens concentrates the sun’s rays into an ...

Add Yahoo as a preferred source to see more of our stories on Google. A team of astronomers used a cluster of galaxies like a magnifying glass to discover two never-before-seen distant galaxies.

A team of scientists used a clever physics trick to study a galaxy that’s otherwise so far away that no observatories on or orbiting the Earth could get a good look at it. The technique, known as ...

Astronomers at the University of Chicago, MIT and elsewhere have used a massive cluster of galaxies as an X-ray magnifying glass to peer back in time, to nearly 9.4 billion years ago. In the process, ...

Watch how a giant magnifying glass transforms a simple flashlight beam into something far more intense and focused. 'It's not allowed in my religion': Aly Goni on why he didn't chant Ganpati Bappa ...

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