In this episode, we’ll tell the tale of how a 19th-century duel led to a medical breakthrough. Chemist Louis Pasteur was challenged to prove that invisible agents (germs) caused diseases, and he did so by using sheep. With the world’s media at attention and 50 sheep at the ready, the science community waited with bated breath for the reveal that would revolutionize medical science and save countless lives.
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Animals
- Siberian tigers are being hunted at night for their body partsSiberian tigers are being hunted at night for their body parts
- The endangered axolotl has found fame—is that enough to save it?The endangered axolotl has found fame—is that enough to save it?
- Giraffe populations are rising, giving new hope to scientistsGiraffe populations are rising, giving new hope to scientists
- Rescues of rare Philippine eagles soar during the pandemicRescues of rare Philippine eagles soar during the pandemic
Environment
- The Maldives is being swallowed by the sea. Can it adapt?The Maldives is being swallowed by the sea. Can it adapt?
- A circle of life in the Okavango Basin, Video Story
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A circle of life in the Okavango Basin - The prince, the mayor, and the U.S. fish that ate JapanThe prince, the mayor, and the U.S. fish that ate Japan
History & Culture
- The Doomsday Clock is now 75—and it's still tickingThe Doomsday Clock is now 75—and it's still ticking
- How MLK’s multifaceted view on human rights still inspiresHow MLK’s multifaceted view on human rights still inspires
- Walking the Earth for 9 years plays tricks on your mindWalking the Earth for 9 years plays tricks on your mind
Science
- Is a universal coronavirus vaccine on the horizon?Is a universal coronavirus vaccine on the horizon?
- A new beetle species found in Triassic feces, and more breakthroughsA new beetle species found in Triassic feces, and more breakthroughs
- Could viruses cause Alzheimer's? COVID-19 studies offer clues.Could viruses cause Alzheimer's? COVID-19 studies offer clues.
- Follow the journey to K2’s summit in the deadliest season
- Magazine
- Interactive Graphic
Follow the journey to K2’s summit in the deadliest season
Travel
- How cruise lines are adapting to COVID-19 in the age of OmicronHow cruise lines are adapting to COVID-19 in the age of Omicron
- Digital mapmaking innovations are revolutionizing travelDigital mapmaking innovations are revolutionizing travel
- It’s summer in Antarctica. Here’s how to explore responsibly.It’s summer in Antarctica. Here’s how to explore responsibly.
- These vintage photos show the timeless allure of travelThese vintage photos show the timeless allure of travel