Natural Disasters in the city | Andrew Marr’s Megacities
Andrew Marr investigates the threat of natural disasters in Tokyo and how the city is preparing.Tweet
How hurricanes are formed by Earth's rotation | Learning Zone
Physicist Helen Czerski explains that hurricanes happen because the earth is rotating. She shows how, because the earth is a spinning globe, its atmosphere is controlled by something called the coriolis effect.
Orbit: Earth's Extraordinary Journey | Learning Zone
Kate Humble and Dr Helen Czerski follow the Earth's voyage around the sun for one complete orbit, to witness the astonishing consequences this journey has for us all.