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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.
8:10
Celebrating the Maya Calendar In Guatemala’s Highlands
For thousands of years, Indigenous communities in Guatemala have used observations and mathematics to track astronomical events.
11:36
The Small Jelly Creatures That Link Up And Swim In Corkscrews
For the first time, scientists have recorded how salps form chains and swim in corkscrews to reach the ocean’s surface each night.
17:25
Your ‘Biological Age’ Could Be Different Than How Old You Are
Metabolic markers could eventually result in a test for “biological age,” which considers how things other than time age the body.
17:15
Using A Lab On Wheels To Study Weed From Dispensaries
A van outfitted as a mobile laboratory helps scientists study how legal cannabis products affect users—without breaking the law.
12:11
New Rule Sets Stage For Electric Grid Update
Upgrades to the power grid under the new rule could help accommodate increasing renewable energy supply and meet data center demands.
16:50
New Evidence Questions Dark Energy’s ‘Constant’ Nature
Early data from the DESI collaboration suggests that dark energy, which powers the universe’s accelerating expansion, may evolve over time.
11:51
Could Vaccines Of The Future Be Made With Nanoparticles?
Extremely small particles might help scientists develop vaccines that are stable at room temperature and easier to administer.
17:19
How To Recycle Rare Earth Elements
Scientists have developed a way to recycle rare earth elements found in discarded electronics without using acid or harsh chemicals.
16:48
Fine-Tuning Grapes For Iowa’s Wine Industry
Scientists are breeding wine grapes that will grow in Iowa’s climate in hopes of expanding the state’s wine industry.
16:31
New Guidelines Recommend Earlier Breast Cancer Screening
The latest update moves the recommended age to start mammograms from 50 down to 40. How are these decisions made?