inflammation, evolution
Infographic: Two Pain Paths Diverge in the Body
Infographic: Two Pain Paths Diverge in the Body
Mark R. Hutchinson | Dec 31, 2017
The acute pain that results from injury or disease is very different from chronic pain.
Hibernating Rodents Feel Less Cold
Hibernating Rodents Feel Less Cold
Abby Olena | Dec 19, 2017
Syrian hamsters and thirteen-lined ground squirrels are tolerant of chilly temperatures, thanks to amino acid changes in a cold-responsive ion channel. 
Image of the Day: Moth Resurrection
Image of the Day: Moth Resurrection
The Scientist Staff | Dec 18, 2017
Entomologists have rediscovered a species of moth that was considered lost for 130 years. 
Can Young Stem Cells Make Older People Stronger?
Can Young Stem Cells Make Older People Stronger?
Shawna Williams | Dec 11, 2017
Small trials using younger donors and elderly recipients hint that mesenchymal stem cell transfers might reduce frailty. 
Image of the Day: Horseshoe Bat 
Image of the Day: Horseshoe Bat 
The Scientist Staff | Dec 4, 2017
Factors such as humidity and temperature can affect how Rhinolophus clivosus use echolocation. 
Researchers Identify Obesity-Diabetes Link
Researchers Identify Obesity-Diabetes Link
Catherine Offord | Dec 1, 2017
Exosomes produced by macrophages in fatty tissue influence insulin sensitivity in distant cell types, a study finds.
Insects’ Neural Learning and Memory Center Discovered in Crustaceans
Insects’ Neural Learning and Memory Center Discovered in Crustaceans
Catherine Offord | Dec 1, 2017
Aggressive little marine predators, mantis shrimps possess a mushroom body that appears identical to the one found in insects.
Hundreds of Pterosaur Eggs Discovered in China
Hundreds of Pterosaur Eggs Discovered in China
Kerry Grens | Nov 30, 2017
The fossil booty includes some eggs with embryo remains inside, and points to group nests involving long-term parental care.
Image of the Day: Ice Age Horse 
Image of the Day: Ice Age Horse 
The Scientist Staff | Nov 29, 2017
Scientists have identified a new genus of extinct horse that lived in North America during the last ice age. 
A Newly Identified Species Represents Its Own Eukaryotic Lineage
A Newly Identified Species Represents Its Own Eukaryotic Lineage
Katarina Zimmer | Nov 20, 2017
The 10-micrometer-long flagellate cell might have a big story to tell about the evolution of eukaryotes.