Bar-Headed Geese Slow Their Metabolism to Soar over Everest
Bar-Headed Geese Slow Their Metabolism to Soar over Everest
The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.
Bar-Headed Geese Slow Their Metabolism to Soar over Everest
Bar-Headed Geese Slow Their Metabolism to Soar over Everest

The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.

The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.

physiology
Infographic: How to Catch Cheating Athletes
Infographic: How to Catch Cheating Athletes
Anna Azvolinsky | Sep 1, 2019
Anti-doping agencies are tracking levels of various molecules in athletes’ blood and urine over time to increase their ability to detect drug misuse.
How Evolution Made the Highveld Mole Rat Impervious to Ant Stings
How Evolution Made the Highveld Mole Rat Impervious to Ant Stings
Shawna Williams | Sep 1, 2019
Researchers identify changes to a pain receptor and to an ion channel that appear to enable the rodents to colonize otherwise inhospitable burrows.
Image of the Day: Fluorescent SharksImage of the Day: Fluorescent Sharks
Image of the Day: Fluorescent Sharks
Nicoletta Lanese | Aug 13, 2019
A newfound family of metabolites emits green light in response to the blue light of the deep ocean, causing certain sharks to glow.
Image of the Day: Legless Leaps
Image of the Day: Legless Leaps
Nicoletta Lanese | Aug 12, 2019
The goldenrod gall midge, a type of fly, bears larvae that can jump through the air despite their lack of limbs.
Biologists Create New Maps of <em>Caenorhabditis elegans&nbsp;</em>Neurons
Biologists Create New Maps of Caenorhabditis elegans Neurons
Chia-Yi Hou | Jul 8, 2019
The connectomes trace 385 neurons in the male worm and 302 neurons in the hermaphrodite worm.
Tiny Knee Bone, Once Lost in Humans, Is Making a Comeback
Tiny Knee Bone, Once Lost in Humans, Is Making a Comeback
Jef Akst | Apr 19, 2019
The fabella disappeared from our lineage millions of years ago, but over the last century, its presence in people’s knees has become more common.
Astronaut Study Shows Some Lasting Changes from Time in Space
Astronaut Study Shows Some Lasting Changes from Time in Space
Kerry Grens | Apr 11, 2019
Scott Kelly’s physiology, gene activity, and mental performance changed after time aboard the International Space Station, but mostly returned to normal once back on Earth.
Prenatal Exposure to Cannabis Affects the Developing Brain
Prenatal Exposure to Cannabis Affects the Developing Brain
Andrew Scheyer | Jan 1, 2019
Children born to moms who smoked or ingested marijuana during pregnancy suffer higher rates of depression, hyperactivity, and inattention.
Image of the Day: Wildebeest Fitness Tracker
Image of the Day: Wildebeest Fitness Tracker
Kerry Grens | Oct 25, 2018
Data gathered from GPS-equipped collars show the animals walk long distances over days without stopping for a drink.