Why Do Viruses Kill?

00:00:15 One with the power to kill.

00:02:40 Two children in San Diego, California, had come down with a new variant of flu.

00:04:58 What's next? What's next? What's next?!

00:07:32 Kind of like an M&M. It's got a chocolate shell on the outside, and genetic material on the inside.

00:10:24 to the bottom, across a lawn of cells that it can infect.

00:13:04 If there were no viruses in the ocean, things would just stop.

00:15:54 We affectionately call that Luca.

00:18:31 Some of us even push it further and speculate

00:21:14 Which, when it goes through its life stages and emerges as a new white fly

00:23:36 students love them because they cause horrible diseases and they kill 50% of people they infect.

00:25:55 The most deadly virus of all hides in dogs, rodents and bats.

00:28:22 HIV, influenza - they came from the animal or bird reservoirs on this planet.

00:30:30 In the last 20 years, there've been a number of viruses that have

00:32:46 He has another scar right here as well.

00:35:32 His team fought a battle against one of the deadliest diseases we've ever encountered - smallpox.

00:37:55 It's only possible host is us.

00:40:50 I could just tell by the tone of her voice that something serious was up.

00:43:32 in response to things we throw at them, like drugs and vaccines.

00:46:18 And if these viruses meet

00:48:47 because the one thing viruses don't want to do is kill us.

00:51:14 so much about how they work it would open new opportunities to create vaccines or even cures.

00:54:19 an almost clear juice still containing lots of goodies that the cell has in the cytoplasm.

00:56:34 It's a sentiment shared by many.

100:00:00 of itself within six hours.