centeries
Helium is has been in existence since the beginning of the universe.
Helium as an element has been around since fusion began in stars, but it was discovered in 1868
how long has deforestation been around
As long as guns have been around.
how long has the london eye been around for
As long as So Random has been around.
234 years fool
how long have boxing been around?
boner
They have always been around
Stars begintheir lives burning hydrogen and converting it to helium. If there are large amounts of helium in a stellar spectrum, it would indicate that the star has been making helium for a long time - hence age.
it has been around for a long time.