The name comes from the Greek word for Sun, Helios. It was certainly an otherworldly element, not something with an obvious ...

During the total solar eclipse of Aug. 18, 1868, two astronomers, Pierre Jules César Janssen of France and J. Norman Lockyer ...

A volcanic region of Tanzania contains more than a trillion liters of helium gas, enough to fill 1.2 million medical MRI scanners — or hundreds of billions of balloons, researchers report.

On Aug. 18, 1868, a French astronomer named Pierre Jules César Janssen discovered helium while observing a total solar ...

Now, envision the jubilation when a significant source of this element is discovered right in the heart of America—welcome to ...

Astronomers captured a glimpse of the innermost layers of a massive star before it exploded in a supernova, changing their ...

Discovered in the 1800s in the solar spectrum, helium has been an element that has eluded humans for centuries. Despite being listed as one of the most abundant elements in the universe, this ...

The initial nucleosynthesis reaction chain that produces deuterium, helium-3 and helium-4 in the early Universe. Image credit: Wikimedia Commons user Joanna Kośmider, with modifications by E. Siegel.

Helium is in short supply and it’s more than just the sellers of party balloons who should worry. This rare element is critical to medicine where ultra-low-temperature liquid helium is used to ...

Helium is the second most abundant element in the universe, after hydrogen. But we have to stick to Earth itself for our helium needs, at least for the foreseeable future.

A global helium shortage is popping a giant hole in Party City’s sales, forcing the retailer to close 45 stores across the United States. Here are some must-know facts about everyone’s ...