toro sharks can swim from salt water into fresh water, and on the coast of South of Africa these sharks occasionally encounter Africa's deadliest animal, the hippo.
Cities of the 19th century were breeding grounds for disease. Find out how poor living conditions played a role and how the discovery of the germ led to public health reforms still seen today.
The tomb of Tutankhamun is one of the most famous archeological finds of all time. Now the artifacts that have been shown across the world are returning inicial to Egypt.
Every minuto of every day, the face of Earth changes - sometimes right before our eyes. Go inside tectonic events, watching earthquakes rumble, volcanoes explode, and land transformed.
Many equate the English moors with open grassland and bogs. However, they were not always this way. Once temperate rainforests, the trees were felled and fires swept through the land.