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April 25, 2025
Understanding the psychological and neurological components of chronic pain may lead to better treatments. Plus, vocal researchers are learning how death metal singers safely produce extreme vocal distortions, in hopes of improving vocal health care. And, researchers isolated one kind of cone in the eye and aimed lasers at it to allow subjects to see a super vibrant teal shade they call “olo.”
7:45
Pap Test May Detect More Than Just Cervical Cancer
Routine pap tests may be capable of spotting signs of ovarian and uterine cancers.
6:31
Negative Temperatures That Are Hotter Than the Sun
Scientists have cooled potassium gas to one billionth of a degree below absolute zero. But in the quantum world, that’s actually “hotter” than the sun. How is that possible?
16:40
A Journey to the Oort Cloud, Where Comets Are Born
The comet ISON, discovered by two amateur astronomers last year, will zoom past Earth next fall. But where did it come from?
17:03
‘Full Planet, Empty Plates’
In his new book, Lester Brown says the world’s food supply is tightening—and the reasons are many.
5:25
Cold-Water Fish Break the Ice with Antifreeze
Cold-water fish and snow-dwelling insects have evolved antifreeze proteins to avoid icing up. This natural antifreeze also keeps the “ice” out of some ice creams.
5:09
Science Looked Good in 2012
Catfish eating pigeons, water traveling uphill, a blue whale barrel roll, and other science cinema highlights from the year.
41:46
Looking Back on a Year in Science
What are your picks for the top science stories of 2012?
Making Resolutions That Stick
Nearly half of U.S. adults will make year-end resolutions to change for the better in the coming year.
The Renaissance Man Who Got It All Wrong
In A Man of Misconceptions, John Glassie writes of the priest-scientist Athanasius Kircher.
Book Challenges Kids With Science-Based Mysteries
A father/daughter team has written a series of brain-teasers for science-minded students.