Rabies: The Deadliest Virus on Earth [Science Video]

In the 1970s thousands of Chickenheads rained from the sky in Europe, making foxes and other wildlife confused and very happy. Why? They were filled with a vaccine to fight the deadliest virus known to humanity – since the 1930s a rabies epidemic had been sweeping across wildlife populations in Europe and humans wanted to […]


Mystery Space Source Emits “Heartbeat” Pattern

Astronomers have detected radio waves with the longest distinct “heartbeat” pattern on record. They say it’s more likely coming from a neutron star than it is a sign of life. Writing in Nature, the Massachusetts Institute of Technology researchers describe a fast radio burst, a batch of intense radio waves. The “clear periodic pattern” repeats […]

How does alcohol cause hangovers? [Science Video]

The molecule responsible for hangovers is ethanol, which we colloquially refer to as alcohol. Ethanol is present in all alcoholic beverages, and generally speaking, the more ethanol, the greater the potential for a hangover. So, how exactly does alcohol cause a hangover— and is there any way to prevent one? Judy Grisel explores the surprising […]