A giant, gaping hole that opened up in the Sun's atmosphere has been identified as the source of a surprising abundance of a rare isotope of helium. In late October 2023, the Sun was recorded belching ...

Helium-3 discovery in Minnesota is sparking big energy claims, but the science, rarity, and real-world limits matter more ...

When people hear of a helium leak, they likely imagine a comical scenario involving party balloons and high-pitched voices. Yet scientists from the California Institute of Technology and the Woods ...

Helium-3 is one of the rarest and most valuable isotopes on Earth, with reported prices of up to US$18.7 million per kilogram, more than 100,000 times the price of common helium (helium-4). Against ...