[NY.SS-Bar9]

....a gas called Helium-4, a very rare type of Helium....

Helium-4 (42He or 4He) is a non-radioactive isotope of the element helium. It is by far the most abundant of the two naturally occurring isotopes of helium, making up about 99.99986% of the helium on Earth.

[ABN 505]

..a gas called Helium-4, a very rare type of Helium....

[Helium-4 (42He or 4He) is a non-radioactive isotope of the element helium. It is by far the most abundant of the two naturally occurring isotopes of helium, making up about 99.99986% of the helium on Earth.] Is that you Mr White? Yeah, SCIENCE!

[jocon307]

So, it’s not rare? An error like that makes you doubt everything the author says.

[BuckeyeTexan]

And ...

“They also calculate that this ‘sudden’ release of gas began roughly 2 million years ago, with the advent of volcanic activity there.”

Does Joe The Plumber understand what he read in Nature?