Take vitamin C supplements when you feel a cold coming on? The problem is, you can't actually "strengthen" your immune system, says Dr. Jen Gunter. Diving into the elegant network of cells, tissues and organs […]
Visit to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more. Far-UVC light is a type of ultraviolet light that kills microbes and viruses and, crucially, seems to be safe […]
We have 3 lines of defense of immune system. How they all work in order to fight against viruses and bacteria? Together with our skin barrier we determine the strength of our immune system. #ImmuneSystem […]
Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. Your lifelong health may have been decided the day you were born, says microbiome researcher Henna-Maria Uusitupa. In this […]
Humans produce 300 million tons of new plastic each year — yet, despite our best efforts, less than 10 percent of it ends up being recycled. Is there a better way to deal with all […]
Bacteria "talk" to each other, sending chemical information to coordinate attacks. What if we could listen to what they were saying? Nanophysicist Fatima AlZahra'a Alatraktchi invented a tool to spy on bacterial chatter and translate […]
Viruses have a bad reputation — but some of them could one day save your life, says biotech entrepreneur Alexander Belcredi. In this fascinating talk, he introduces us to phages, naturally-occurring viruses that hunt and […]
Oceanographer Penny Chisholm tells the story of a tiny ocean creature you've probably never heard of: Prochlorococcus, the most abundant photosynthetic species on the planet. A marine microbe that has existed for millions of years, […]
Since the widespread use of antibiotics began in the 1940s, we've tried to develop new drugs faster than bacteria can evolve — but this strategy isn't working. Drug-resistant bacteria known as superbugs killed nearly 700,000 […]
Natsai Audrey Chieza is a designer on a mission — to reduce pollution in the fashion industry while creating amazing new things to wear. In her lab, she noticed that the bacteria Streptomyces coelicolor makes […]
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