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July 19, 2024
A noisy bitcoin mine’s cooling fans are so loud they rattle windows. Residents of Granbury, Texas, are experiencing symptoms of noise pollution. Plus, a weather expert decodes the lingo from the new movie “Twisters”—and real-life tornado trends. And, an FDA panel rejects MDMA therapy for PTSD, raising concerns about the study’s methods and failure to address previous instances of research misconduct.
11:44
Hand Sanitizer May Increase BPA Absorption
Hand sanitizer and similar products could increase the amount of BPA absorbed by the skin.
26:32
Meet ‘The Innovators’ Who Made the Digital Revolution
Walter Isaacson’s “The Innovators” shows how the digital revolution was a team effort.
12:19
Nerve Transplant Allows Paralyzed Man to Move Legs Again
The pioneering treatment uses cells from the nasal cavity and strips of nerve from the ankle to repair a spinal injury.
15:01
Is Your ‘Priceless’ Painting a Fake? Better Ask a Scientist
Techniques from physics and chemistry can help scientists and art historians sniff out art forgeries.
11:07
The ‘First’ Battle of Gas Versus Electric
As plug-in electric vehicles struggle to carve out a slice of today’s auto market, it’s worth remembering the first such battle—at the turn of the 1900s.
10:38
Environmental Detectives Use Genetic Tools to Track Invasives
A recently developed technique called “environmental DNA” allows invasive species trackers to get a time-sensitive fingerprint of which species are living where—including underwater.
16:44
Forensic Entomologists Hunt Down Insects to Help Catch Criminals
To help piece together a crime scene, forensic entomologists examine the insects found in the area.
20:52
More Than Cornflakes
John Harvey Kellogg and his brother, W.K., are known today for their most famous discovery—corn flakes—but invented many other health foods along the way.
11:43
Rooting Out the Plant Microbiome
Scientists are uncovering the importance of the plant microbiome for fighting off pathogens and increasing crop yields.
17:08
Is MSG Bad for Your Health?
Four decades of scientific studies suggest the food additive MSG may not deserve its toxic reputation.