helium

If you pump Helium gas into the balloon and release them, this ball will fly to a maximum height of under 10km.

According to what we have learned (but may still remember or have forgotten), helium gas is a strange gas. This rare gas is the least reactive element in the periodic table.

Helium is the second most abundant element in the universe but is quite rare on Earth and is at risk of exhaustion.

Using new techniques based on data obtained from the Hubble telescope, a group of European scientists investigated the substances that exist in the atmosphere surrounding the

The moon once again becomes a popular destination when some countries discuss setting up stations on it.

Helium (He) is the element in the periodic table of the chemical element He and has the atomic number 2.

Chemistry is a rather dry subject, but revolving around finding elements in the periodic table has many strange stories.

New York researchers report on developing the world's thinnest balloon, made from a single atomic graphite. No gas molecules can penetrate the sphere enclosed by this micrograph of