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22 Views Could we treat spinal cord injuries with asparagus?
Take a mind-blowing trip to the lab as TED Senior Fellow Andrew Pelling shares his research on how we could use fruits, vegetables and plants to regenerate damaged human tissues -- and develop a potentially groundbreaking way to repair complex spinal cord injuries with asparagus.
Post date : 2021-01-16 01:45 Posted by : peter88
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9 Views How COVID-19 human challenge trials work — and why I volunteered
In April 2020, epidemiologist-in-training Sophie Rose volunteered to be infected with the virus that causes COVID-19. As a young, healthy adult, she's offering to take part in a human challenge trial, a study where participants are intentionally exposed to SARS-CoV-2 to test vaccines and gather critical data. Explaining how challenge trials could speed up the development of effective vaccines, Rose shares why volunteering was the right decision for her.
Post date : 2021-01-15 23:44 Posted by : peter88
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8 Views The most colorful gemstones on Earth
In November 1986, Australian miners climbed Lunatic Hill and bored 20 meters into the Earth. They were rewarded with a fist-sized, record breaking gemstone, which they named the Hailey's Comet opal. Thanks to a characteristic called "play of color," no two opals look the same. So what causes these vibrant displays? Jeff Dekofsky digs into the rock's shimmering, dancing displays of light. [Directed by Ivana Bošnjak and Thomas Johnson, narrated by Jack Cutmore-Scott, music by Salil Bhayani].
Post date : 2021-01-15 23:39 Posted by : peter88
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8 Views Why is pneumonia so dangerous?
Every time you breathe, air travels down the trachea, through a series of channels, and then reaches little clusters of air sacs in the lungs. These tiny sacs facilitate a crucial exchange: allowing oxygen from the air we breathe into the bloodstream and clearing out carbon dioxide. Pneumonia wreaks havoc on this exchange system. Eve Gaus and Vanessa Ruiz detail how pneumonia attacks the lungs. [Directed by Artrake Studio, narrated by Alexandra Panzer].
Post date : 2021-01-15 23:37 Posted by : peter88
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7 Views The shadow pandemic of domestic violence during COVID-19
Mandatory lockdowns, quarantines and shelter-in-place orders meant to contain COVID-19 have created a shadow pandemic of domestic abuse, says physician Kemi DaSilva-Ibru. Sharing alarming statistics on the rise of gender-based violence worldwide, she describes how Nigeria quickly retrained a squadron of basic health care providers to respond to the crisis -- and shares lesson other countries can adopt to keep people safe from harm.
Post date : 2021-01-15 23:35 Posted by : peter88
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137 Views What's the connection between sleep and Alzheimer's disease?
Does not getting enough sleep lead to Alzheimer's disease? Sleep scientist Matt Walker explains the relationship between the two -- and how researchers are exploring how to use sleep to decrease our chances of developing this condition.
Post date : 2020-08-27 17:23 Posted by : peter88
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159 Views Why rumors about vaccines spread — and how to rebuild trust
Why do people distrust vaccines? Anthropologist Heidi Larson explores how medical rumors originate, spread and fuel resistance to vaccines worldwide. While vaccines cannot escape the "political and social turbulence" that surrounds them, she says, the first step to stopping the spread of disease is to talk to people, listen and build trust.
Post date : 2020-08-27 17:21 Posted by : peter88
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136 Views How doctors can help fix the broken US asylum system
Refugees fleeing persecution endure unimaginable hardships in search of a better life. Physician Joseph Shin explains the essential collaboration of doctors and lawyers working together to help asylum seekers in the United States, sharing promising pathways toward securing the human dignities they deserve.
Post date : 2020-08-27 17:19 Posted by : peter88
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123 Views Art in the age of machine intelligence
What does it look like inside the mind of a machine? Inspired by the architectural vision of a futuristic Los Angeles in "Blade Runner," media artist Refik Anadol melds art with artificial intelligence in his studio's collaborations with architects, data scientists, neuroscientists, musicians and more. Witness otherworldly installations that might make you rethink the future of tech and creativity.
Post date : 2020-08-27 17:16 Posted by : peter88
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115 Views How sleep can improve your immunity
One of the best things that you can do to boost your immune system is head to bed, says sleep scientist Matt Walker. It can even make your flu shot more effective!
Post date : 2020-08-27 17:13 Posted by : peter88
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