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November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on what she means to science, and what she taught us about ourselves. Plus, divers have recovered seeds of a long-lost rye variety from a 146-year-old shipwreck in Lake Huron. And, just in time for Thanksgiving, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
7:33
Saliva: The Unsung Hero Of Taste
Scientists are beginning to unravel saliva’s role in taste perception. Plus, a few fun experiments at home to put your saliva to the test.
26:21
Who Will Win The Rat Race?
Ridding cities of the rats that love them is an age-old problem.
6:33
SpaceX Explosion Damages Environment Around Launch Site
A debris cloud deposited potentially hazardous material as far as six miles north of the launch pad.
5:17
The Private Space Race Takes A Toll On Planet Earth
Carbon dioxide is the least of our worries when it comes to private spaceflight.
9:13
Are Phages A New Page In Medicine?
Scientists first discovered phages’ ability to treat bacterial infections about a century ago. Can their virus hunting skills be turned into new treatments?
25:00
How To Combat The Antibiotic Resistance Crisis
Antibiotic resistant infections are a growing problem, but researchers are developing a multi-pronged approach to solve it.
12:17
Dirty Diapers Reveal How Germy Babies’ Microbiomes Are
A new study found 10,000 virus species in baby poo.
11:14
Why Climate Activists Are Turning To Drastic Measures
To express their urgency, climate activists are increasingly turning to more disruptive acts of civil disobedience.
5:32
Recasting The Climate Movement In ‘How To Blow Up A Pipeline’
A new environmental thriller raises big questions about the goals and methods of climate activists.
11:54
The Southwest Is Learning to Live With Less
A new podcast is a tale of climate change and bureaucracy due to Colorado River drought.