Our Changing World for Thursday 5 December 2019

8:00 AM.Tungsten's very high melting point made it an ideal filament for incandescent light bulbs, & as it is in some enzymes it is the heaviest element used in nature, says Allan Blackman from AUT in ep 89… Read more Audio

9:06 PM.A satellite tracking programme is revealing, for the first time, where New Zealand's Pacific golden plovers or kuriri migrate to breed. Read more Audio

8:00 AM.Named after the planet Uranus & associated with Hiroshima & nuclear bombs, uranium is the highest-numbered element found naturally in significant quantities on earth, says Prof Allan Blackman in ep 90… Read more Audio