Muscle Clocks Play a Role in Regulating Metabolism
Muscle Clocks Play a Role in Regulating Metabolism
Just 20 years ago, scientists didn’t even realize muscles had their own circadian clocks. Now they are beginning to appreciate their importance in health. 
Muscle Clocks Play a Role in Regulating Metabolism
Muscle Clocks Play a Role in Regulating Metabolism

Just 20 years ago, scientists didn’t even realize muscles had their own circadian clocks. Now they are beginning to appreciate their importance in health. 

Just 20 years ago, scientists didn’t even realize muscles had their own circadian clocks. Now they are beginning to appreciate their importance in health. 

evolution, culture, cell & molecular biology
Ten-Minute Sabbatical
Ten-Minute Sabbatical
The Scientist Staff | Sep 1, 2018
Take a break from the bench to puzzle and peruse.
Speeding Up Stem Cell Growth
Speeding Up Stem Cell Growth
Amber Dance | Sep 1, 2018
Scientists fiddle with formulas to boost the growth of their stem cell cultures.
Sandeep Jauhar&rsquo;s New Book, <em>Heart</em>, is a Personal History
Sandeep Jauhar’s New Book, Heart, is a Personal History
Sandeep Jauhar | Sep 1, 2018
In this adapted excerpt from the book, the author relays the past, present, and future of artificial hearts.
How Muscles Age, and How Exercise Can Slow It
How Muscles Age, and How Exercise Can Slow It
Gillian Butler-Browne, Vincent Mouly, Anne Bigot, Capucine Trollet | Sep 1, 2018
Researchers untangle the multifarious nature of muscle aging. So far, the only reliable treatment is exercise.
Image of the Day: Baby Boom
Image of the Day: Baby Boom
Sukanya Charuchandra | Aug 31, 2018
Researchers describe the remains of a clutch of extinct mammal-like animals.
Tiny Tunnels Run from the Skull to the Brain: Study
Tiny Tunnels Run from the Skull to the Brain: Study
Ashley Yeager | Aug 29, 2018
Immune cells travel through these passageways to get to injured tissue quickly, researchers say.
Girl Had a Denisovan Dad and Neanderthal Mom
Girl Had a Denisovan Dad and Neanderthal Mom
Sukanya Charuchandra | Aug 22, 2018
Genetic analysis of a bone fragment reveals the girl’s mixed ancestry 90,000 years ago. 
Image of the Day: A Case of Mistaken Identity
Image of the Day: A Case of Mistaken Identity
Sukanya Charuchandra | Aug 22, 2018
By reevaluating a fossil species, researchers have developed a new theory for the lemur colonization of Madagascar.  
Fossilized Beetle Is Earliest Evidence of Insect Pollinator
Fossilized Beetle Is Earliest Evidence of Insect Pollinator
Abby Olena | Aug 16, 2018
A 99-million-year-old beetle preserved in amber alongside grains of pollen likely pollinated prehistoric plants.