How do Maglev trains work? - Ning Zhao
The fastest way to board a plane, according to mathematics - Rachel Yang
Red gold: The world's most expensive spice - Carolyn Beans
The mystery of the giant kelp forest - Luka Seamus Wright and Salomé Buglass
When did we start using passports? - Kristin Surak
How does the space station never run out of oxygen? - Alvaro Romero-Calvo and Theo St Francis
Psychedelics, mind control, radiation-eating: The secret superpowers of fungi - Max G. Levy
How a broken heart affects your body
Why avalanches are most deadly when they stop - Simon Trautman
Should you rinse your dishes before placing them in the dishwasher? - Rachel Yang