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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.
17:11
Capturing the Sounds of Biodiversity
Researchers created a monitoring system to automatically record and analyze soundscapes of an area.
11:12
Volcano ‘Screams’ Before Eruption
Some volcanoes experience a large number of pre-eruption earthquakes.
12:03
Trying to Energize the Push for a Smart Grid
Can the country build an electrical system that can better adapt to a range of changing conditions?
8:21
Mysterious Radio Bursts, Sent From Deep Space
Physicists say the distant radio blasts could be traces of evaporating black holes.
16:48
Surf’s Up for Pathogenic Viruses and Bacteria, Too
A gulp of seawater can expose swimmers to pathogens like norovirus, salmonella, and adenovirus.
8:22
Tracking Shifting Sands Along the Nation’s Coast
Hurricane Sandy tore through New York’s Fire Island, setting off debate about coastal management.
5:50
Desktop Diaries: Jill Tarter
“People have described my office as an eight-year-old’s daydream,” says SETI scientist Jill Tarter.
10:38
U.K. Team Plans E.T. Search
A newly formed group in the UK will join the search for extraterrestrial intelligence.
21:11
Protecting Your Online Privacy
Worried about your online privacy? There are services that can help secure your information.
8:27
Not-So-Sweet Side Effects of Artificial Sweeteners
Artificial sweeteners may negatively affect how the body metabolizes sweet foods.