Science Friday
5 days ago · To find out how blood affects aging, scientists can surgically connect two animals and let blood circulate between them. Give a dollar for every Friday! Thank you for helping us continue making science fun for everyone. Science Friday® is produced by the Science Friday Initiative, a 501 (c) (3) nonprofit organization.
How Sexual Intercourse Was Invented, 385 Million Years Ago
Jun 3, 2022 · Our oldest evidence of penetrative intercourse is about 385 million years old and comes in the form of fossilized remains of the way too aptly named Microbrachius dicki. I know. I know! But believe it or not, M. dicki got its rather pointed moniker from Scottish baker-turned-botanist Robert Dick in the nineteenth century. Mr.
Episodes Archive - Science Friday
Episode. September 20, 2024. In his latest advisory, US Surgeon General Vivek Murthy adds parents’ wellbeing to his agenda of improving the nation’s mental health. Plus, the Center for Genomic Gastronomy is making foods that capture environmental crises. And, generative AI is boosting production of fake scientific papers.
The Scientist Rebellion: “We’re Not Exaggerating” About The …
Jul 1, 2022 · Abramoff, a global change ecologist based in Knoxville, Tennessee, and Kalmus, a climate scientist at NASA’s Jet Propulsion Lab based in Los Angeles, California, are members of an international group of scientists called Scientist Rebellion, who committed to sounding the alarms about the climate crisis. They join Ira to talk about the state ...
The Basics Of How Health Misinformation Spreads
Oct 11, 2024 · Health misinformation can circulate quickly on social media: false claims about vaccines, ads pushing suspicious-looking supplements, politicians making claims about contraception or abortion that don’t match the science. As November nears, Science Friday is spotlighting the science that’s shaping the election with a short series about ...
The 4,000-Year History Of Humans And Silk - Science Friday
Apr 26, 2024 · A silkworm pupa in a cocoon. Credit: Shutterstock Silk is one of the most luxurious fabrics for clothing and bedding. Unlike cotton or linen, silk is made most commonly by insects—often the Bombyx mori, a domesticated moth that feeds on the leaves of mulberry trees.Humans have a 4,000-year history with the textile and the creatures that make it, as documented in the new book Silk: A World ...
Lake Michigan Swimmers Enjoy ‘Unsettling’ Warm Water
Oct 11, 2024 · On a sunny, mid-September afternoon, Olu Demuren took a running start off the concrete ledge just south of Belmont Harbor and leapt into Lake Michigan for the first time. “I was preparing myself for cold water,” Demuren said. “And this immediately felt very nice.”. The water along Chicago’s lakeshore averaged an unseasonable 71 ...
How Gut Microbes Are Linked To Stress Resilience
Oct 4, 2024 · These more resilient participants also had reduced inflammation and improved gut barrier integrity. The study builds on previous research that shows the brain and the gut are closely linked, and that a dysregulation in one can lead to a dysregulation in the other. Lead author Dr. Arpana Church, co-director of UCLA’s Microbiome Center and ...
With This Rare Disorder, No Amount Of Sleep Is Enough - Science …
Mar 8, 2024 · The conventional wisdom is that we need around 8 hours each night to be at peak performance. But for people with idiopathic hypersomnia, or IH, no amount of sleep can shake a profound feeling of sleepiness. Some can sleep for over 24 hours, despite using stimulants and multiple alarm clocks. Others fall asleep while driving or doing other daily ...
How Fireworks Get Their Colors - Science Friday
Jul 1, 2014 · Apply a thin layer of glue to the last one inch of the tip of a skewer. Dip the glue-coated tip of the skewer into the salt in the bag. Twist the skewer back and forth a bit to coat the skewer’s tip with the salt. Set the skewer aside to dry. Twist the skewer back and forth to coat the skewer’s tip with salt.