Humans
- Health & Medicine
Scientists Say: Calorie
These little units help us measure energy transfer in chemistry, nutrition and beyond.
- Psychology
Pets and other animals can boost health and well-being
Living with animals seems to provide some health benefits, from lower stress levels to a stronger immune system.
- Brain
Brain scans hint at how well teens will manage pandemic stress
A study that followed hundreds of teens during the COVID-19 pandemic now suggests why some of them handled long-term stress better than others.
- Humans
Senses help the brain interpret our world — and our own bodies
Most people are familiar with sight, hearing, smell, taste and touch –– but there are others. Learn about them here.
- Humans
Scientists Say: Prehistoric
Researchers rely on prehistoric tools and other artifacts to study the vast stretches of time before recorded history.
- Health & Medicine
Doctors found a snake parasite in a woman’s brain — still alive
This worm typically infects pythons. Though this is its first known infection in humans, other types of worms also can infect the human brain.
- Psychology
This scientist knows how to frighten you
Margee Kerr studies how and why people seek out frightening situations. She aims to use fear to help people lead happier and more empowered lives.
- Brain
‘Lucid’ dreamers could solve mysteries about sleeping minds
People who know they’re asleep while dreaming could help study how sleeping minds create elaborate alternate realities.
- Tech
New tech 3-D prints ouchless COVID-19 vaccine patches
A new compact 3-D printer can produce COVID-19 vaccine patches. These are less painful than the jab and can be stored more easily than liquid vaccines.
- Archaeology
Ötzi the Iceman’s DNA reveals his looks and ancestry
A reanalysis of the ancient guy’s genes shows he was balding and had dark skin. He also had an unusual amount of early farmer ancestry.
- Space
Four researchers on Earth are spending a year on ‘Mars’
A crew of four entered Mars Dune Alpha in Houston, Texas. They will remain isolated inside for a year, living and working as if on the Red Planet.
- Health & Medicine
RNA work that led to COVID-19 vaccines wins 2023 Nobel in medicine
Katalin Karikó and Drew Weissman overcame hurdles to using mRNA for medicine. This led to COVID vaccines — and maybe, one day, some for other infections.
