Life
Sign up for our newsletter
We summarize the week's scientific breakthroughs every Thursday.
- 			
			
		AnimalsWorld’s largest reindeer population may fall victim to climate change
Climate change and wolves are driving down the reindeer population in Russia’s Taimyr population.
 - 			
			
		EcosystemsLong-ignored, high-flying arthropods could make up largest land migrations
Forget birds. 3.5 trillion insects, spiders and mites a year fly over the southern United Kingdom.
By Susan Milius - 			
			
		LifeAncient enzymes adapted to a cooler Earth to keep life’s chemical reactions going
Ancient enzymes kept their speed at lower temperatures.
 - 			
			
		NeuroscienceHow scientists are hunting for a safer opioid painkiller
Scientists are sorting through chemical structures, twisting and turning known drugs and exploring new ways to ease pain.
 - 			
			
		AnimalsTales of creatures large and small made news this year
Scientists filled in the details of some famous evolutionary tales in 2016 — and discovered a few surprises about creatures large and small.
 - 			
			
		LifeForce-detecting protein senses when lungs fill with air
A study in mice pinpoints a force-detecting protein that regulates breathing, previously implicated in touch.
 - 			
			
		Health & MedicineMotherhood might actually improve memory
Having a baby changes all sorts of things, including a mother’s brain.
 - 			
			
		AnimalsFor some salamanders, finding a mate is a marathon
Small-mouthed salamanders will travel close to nine kilometers on average to mate, a new study finds.
 - 			
			
		Earth‘Waterworld’ Earth preceded late rise of continents, scientist proposes
Cooling mantle temperatures may have lifted Earth’s continents above sea level, helping spur the Cambrian explosion.
 - 			
			
		NeurosciencePregnancy linked to long-term changes in mom’s brain
Pregnancy can sculpt a mother’s brain in a way that may help her tune in to her baby.
 - 			
			
		TechCells snack on nanowires
Human cells eat silicon nanowires in a process called phagocytosis. Nanowire-infused cells could be a step towards biological electronic devices.
By Meghan Rosen - 			
			
		AnimalsChimps look at behinds the way we look at faces
Humans demonstrate something called the inversion effect when gazing at faces. Chimpanzees do this too — when looking at other chimps’ butts.