Science Friday
Scientists are looking to recruit 10,000 people over age 95 to study how their genes may contribute to longer, healthier lives. Asheville Was Never A ‘Climate Haven.’. Nowhere Is. Although the kinds of risks vary by location, there is no place that’s immune to the damaging effects of climate change.
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.
The Science Of Sunlight And Shadows - Science Friday
Oct 27, 2022 · For 4.5 billion years, the Sun has generated energy to power the solar system. Visible light is the most obvious form of that energy. Every day the Earth turns, and the new day starts with sunlight. Here on Earth, the Sun’s light causes day and night, shadows, eclipses, and seasons. As the Earth moves on its journey around the Sun, the people ...
How Oppenheimer’s Bombs Compare To Today’s Nukes - Science …
Aug 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 ...
Why Are Honeycomb Cells Hexagonal? - Science Friday
Sep 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 honeycomb cells.
Paper Airplane Flight Challenge - Science Friday
Jun 18, 2021 · Paper Airplane Data Collection Worksheet. Before we start building, we need to prepare to test all of our designs. Find a space in your home where paper airplanes can fly safely. Grab a ruler and use tape to mark every 12 inches along the floor. Use the Paper Airplane Data Collection Worksheet to record the distance of multiple airplane flights.
How The Transistor Transformed The World - Science Friday
Dec 16, 2022 · Transistors on a circuit board. Credit: Shutterstock 75 years ago this month, research scientists working at Bell Labs first created, then unveiled to the world a new device—the point contact transistor. Some call it the greatest invention of the 20th century. That first transistor was a clunky looking thing, with two gold contacts on a plastic wedge pressed against a crystal of germanium.
Why Are Mice The Most Frequently Used Lab Animal? - Science …
Feb 25, 2022 · And it’s really interesting, because Clarence Cook Little, from Harvard, who founded the Jackson Laboratory, and his colleague George Snell, established the most frequently used mouse for the past 90 years. It’s a mouse called C57 black 6. It’s black. And it was this 57th mouse that Abbie had actually analyzed.
The Science Behind Cryptid Sightings - Science Friday
Oct 29, 2021 · This segment is part of the Spine-Chilling Science spotlight. People around the world have long been fascinated by the idea that there are strange creatures out there, ones that may or may not exist. Tales circulate about cryptids–animals whose existence can’t be proved—like Bigfoot hiding out in American forests, or sea serpents lurking ...
Where Does The Sand On Our Beaches Come From? - Science Friday
Jul 29, 2021 · The Sands Of Earth, And Beyond. Sand from Isla Chora on the Pacific coast of the Nicoya Peninsula, Costa Rica. This beach sand is derived from stream and marine erosion. Under the microscope, you can better see barnacles shards, bivalve shell fragments, and flecks of porphyritic basalt. Credit: Robert Maronpot/Magnified Sand.