Science Friday
WEB3 days ago · Surgeon General Takes On Parental Stress And Mental Health. In his latest advisory, US Surgeon General Vivek Murthy adds parents’ wellbeing to his agenda of improving the nation’s mental health. Science Friday is your trusted source for news and entertaining stories about science. It's brain fun for curious people.
How Sexual Intercourse Was Invented, 385 Million Years Ago
WEBJun 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.
The Awesome Energy Of The Sun - Science Friday
WEBOct 27, 2022 · Download a poster based on this video.. The Sun’s Electromagnetic Radiation . The heat, light, and radiation that come from the sun are all examples of electromagnetic radiation.Unlike forms of energy that need to move through matter (like sound), electromagnetic radiation can travel through the vacuum of space, without other atoms, molecules, or other particles to carry it.
Why Are Honeycomb Cells Hexagonal? - Science Friday
WEBSep 1, 2017 · Scientists use their observations to make sense of the world we live in. When scientists come across a phenomenon and are puzzled by what they observe, such as the hexagonal shape of a honeycomb cell, they will often ask questions and try to understand the phenomenon by forming a “claim.” You have made several observations of …
How Long Do Viruses Hang Out In Your Body? - Science Friday
WEBJul 30, 2021 · Throughout the pandemic, scientists have been learning more about SARS-CoV-2, the virus that causes COVID. But there are still big questions, like how long the virus can survive in your body. This week, infectious disease specialist Diane Griffin talks about how viruses—from SARS-CoV-2 to HIV to measles—persist in the body, and how this can ...
High Pressure in the Deep Ocean - Science Friday
WEBJan 7, 2016 · A favorite pastime aboard exploration and research vessels like the exploration vessel (E/V) Nautilus is decorating foam cups to place atop ROVs during exploratory dives into the deep ocean (the authors of this educational resource traveled aboard the E/V Nautilus in 2015 as Science Communication Fellows).Aboard the E/V Nautilus, members of the Corps of Exploration stuff each foam cup with ...
How Oppenheimer’s Bombs Compare To Today’s Nukes - Science …
WEBAug 4, 2023 · A mushroom column from the Trinity test in 1945. Credit: Los Alamos National Laboratory/Flickr/CC BY-NC-ND 2.0 On the day the film Oppenheimer came out, Science Friday discussed the history of the Manhattan Project, including the legacy of the Trinity Test, where the world’s very first nuclear weapon was detonated in the desert of New Mexico. We also heard from a survivor of the Hiroshima ...
Here's What You Need To Know About Microwave Safety
WEBJul 25, 2017 · The bottom line: Your microwave is (probably) safe. The National Fire Protection Association reported that out of the annual average of 166,100 home fires caused by cooking equipment between 2010 and 2014, only 4 percent were caused by microwave ovens. And, only 2 percent of injuries were from microwave oven-related fires.
How Five Elements Define Life On Earth - Science Friday
WEBNov 3, 2023 · Credit: Shutterstock with added elements. Over 99% of a human cell is made up of just five elements: carbon, hydrogen, oxygen, nitrogen, and phosphorus. That same elemental mix exists, with minor variations, in every other living thing on Earth. In his new book, Elemental: How Five Elements Changed Earth’s Past and Will Shape Our Future ...
Design a Better Vortex Cannon - Science Friday
WEBMar 24, 2016 · An air vortex cannon works primarily by applying force quickly and efficiently to air molecules contained in a semi-enclosed space. When the stretchy balloon surface at the back of the cannon snaps forward, it collides directly with air molecules, accelerating them towards the opening of the cannon and setting off a chain reaction of high-speed collisions with other air molecules and the sides ...