Tag: video

Apoptosis as you have never seen it before

Apoptosis is a mechanism in which death of an unhealthy cell is initiated and orchestrated through a tightly controlled molecular cascade. The steps of this cascade are visualised in this video. Drew Berry, who created the stunning animation, says: “The…


What grows on ice fields?

Can you name the four that things plants need to grow? Now imagine these resources an environment like the Arctic, where temperatures can drop below −50 °C. Sir David Attenborough explains in this video how some plants manage to survive…


The Science of Christmas Trees

Ecologist Dr Markus Eichhorn talks about the different christmas tree species, how they cope with the central heating in your home and why he prefers natural christmas trees to artificial ones.