20 Million Animals Preserved In Alcohol – Earth Unplugged

The Spirit Collection in London’s Natural History Museum is home to over 20 million dead animal specimens, collected from around the world. They are preserved and kept for research and educational purposes. Lizzie Daly met up with Ollie Crimmen, Senior Curator of Fish to find out a little more. Continue reading

Potato Candle Demo

In this demonstration, a peeled potato is cut into the form of a candle and an almond slice is used as the candle’s “wick.” The teacher lights the almond slice on fire and it burns. The students see the object, and make observations about it. Continue reading

What can you learn from ancient skeletons? – TED-Ed

Ancient skeletons can tell us a great deal about the past, including the age, gender and even the social status of its former owner. But how can we know all of these details simply by examining some old, soil-caked bones? Continue reading