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How Elite Sprinters Run So Fast [Video]
Scientists study the stride of Olympic athlete Mike Rodgers
Stories by Dina Fine Maron
Dear FIFA: There Is No Scientific Test to Prevent Age Fraud
Soccer federation’s tests to combat “age doping” and bar suspected older players from youth events should be red carded
How to Reduce Police Violence
Doubts cast on police implicit bias training
What's in the Water in Rio--and What Can It Do to Olympians?
During the Games, sailors will compete with sewage and industrial waste as well as one another, but the dry season offers some relief
U.S. Warns Pregnant Women to Avoid Zika Area in Florida
The CDC issued a travel alert for one-square-mile zone north of Miami
UPDATED: Interactive Graphic: Zika Goes Local in the U.S.
State officials link cases of the virus to local mosquitoes in the mainland U.S. for the first time, setting off a new phase of public response
Zika Mystery Case Raises Questions about New Transmission Route
Utah caregiver infection has prompted a federal investigation
How Elite Sprinters Run So Fast
Scientists study the stride of Olympic athlete Mike Rodgers
Damage to Pea-Size Gland May Cause PTSD-Like Symptoms
Soldiers’ with traumatic brain injury might suffer from undiagnosed but treatable hormonal disorders
The Zika Virus Has Changed Little over 70 Years--So Why Is It a Problem Now?
Scientists have sequenced the genomes of several Zika strains as they look for answers about the virus’s sudden appearance
Unproved Stem Cell Clinics Proliferate in the U.S.
570 sites advertise therapies for sports injuries, autism and MS via direct-to-consumer marketing
List of Possible Zika Birth Defects Grows Longer
Even without microcephaly, seizures and developmental delays may appear in the months following birth
The U.S. Takes Its First Shot at Zika
An NIH-backed vaccine is among several heading for human trials, but the timeline for large-scale deployment remains murky
Bug Bite Saliva Hijacks Immune Cells to Spread Virus
A victim’s immunological defenses may rush to puncture sites and help carry pathogens throughout the body
How a Transgender Woman Could Get Pregnant
The uncharted territory of uterus transplants is sparking patients’ interest, but surgeons and endocrinologists remain wary
How to Birth a Baby from a Donated Uterus
The Swedish surgeon behind this experimental procedure says techniques used by humans could be improved with robot assistance
Major Cell Phone Radiation Study Reignites Cancer Questions
Exposure to radio-frequency radiation linked to tumor formation in rats
How Zika Spiraled Out of Control
The virus was a tiny, barely known annoyance. Scientists now think environmental changes made Zika explode into a global crisis
New Report Says 279 U.S. Pregnant Women Have Zika
The new CDC numbers include pregnant women without symptoms, giving a more accurate picture
How Gene Testing Could Help You Find Personalized Painkillers
Genetic testing can be used to personalize prescriptions and dosages.
