Technique Improves Use of Hair for Drug Tests
Technique Improves Use of Hair for Drug Tests
Researchers develop a washing method that is better at removing drugs that have contaminated hair from the outside than existing protocols.
Technique Improves Use of Hair for Drug Tests
Technique Improves Use of Hair for Drug Tests

Researchers develop a washing method that is better at removing drugs that have contaminated hair from the outside than existing protocols.

Researchers develop a washing method that is better at removing drugs that have contaminated hair from the outside than existing protocols.

hair
Image of the Day: Hot Stripes
Image of the Day: Hot Stripes
Chia-Yi Hou | Jun 14, 2019
Biologists study how a zebra’s hair helps it keep cool.
Merino Sheep Provide Clue to Curly Hair
Merino Sheep Provide Clue to Curly Hair
Catherine Offord | Mar 23, 2018
The cells on one side of each wool fiber are longer than the cells on the other, researchers find. 
Source of Scales, Feathers, Hair
Source of Scales, Feathers, Hair
Tanya Lewis | Jun 27, 2016
Reptiles, birds, and mammals all produce tiny, bump-like structures during development.   
Scalp Microbiome Linked to Dandruff Severity
Scalp Microbiome Linked to Dandruff Severity
Catherine Offord | May 12, 2016
Researchers identify differences in the composition of microbial species living on the scalps of people with different levels of dandruff.
Getting to the Root
Getting to the Root
Catherine Offord | Mar 2, 2016
A study reveals the genes underpinning hair’s characteristics, from its color to its tendency to grow on the face.
Capsule Reviews
Capsule Reviews
Bob Grant | Mar 1, 2016
Herding Hemingway's Cats, Hair: A Human History, Restless Creatures, and The Mind Club
Stem Cells to Blame for Hair Loss?
Stem Cells to Blame for Hair Loss?
Jef Akst | Feb 8, 2016
Two new studies point to factors in hair follicle stem cells as players in age-related hair loss.
Microbes Could Help Solve Sex Crimes
Microbes Could Help Solve Sex Crimes
Kerry Grens | Dec 17, 2014
Microbial species found in pubic hair samples could help track down criminals.
Honeybee Compound for Hair Loss?
Honeybee Compound for Hair Loss?
Jef Akst | Dec 11, 2014
Propolis, a natural product used by honeybees to repair their hives, stimulates hair growth in shaved mice.