Westy48/Flickr.

Curious Kids: what is fire?

Put simply, it’s the outcome of a chemical reaction, which humans learned how to make some 400,000 years ago.
Physicists Joe Hamilton, who discovered tennessine, and his colleague A. V. Ramayya autograph a period table on June 8, 2016. (AP Photo/Mark Humphrey)

Four new elements named – here’s how the periodic table evolved

Some 18 elements have had placeholder names derived from the Latin to stop scientists fighting over what their discoveries should be called.

Contact Mark for

  • General
  • Media request
  • Speaking request
  • Consulting / Advising
  • Research collaboration
  • Research supervision