Public Health

Only human Lyme vaccine in development enters phase 3 trial
Why don't surgeons train like fighter pilots? Now some do.
How child mortality fell from 40% to 3.7% in 200 years 
Nasal COVID-19 vaccines prepare for infection right where it starts – in your nose and throat
A historian identifies the worst year in human history
Nanoparticles may automatically clean your teeth one day
Universal flu vaccine enters phase 1 trials
He lost his baby daughter. Then he turned his grief into a tool for NICU parents.
“Passive cooling” could reduce indoor temps by up to 25 F in a heat wave
A “Peter Pan” chemical could stop mosquitoes, without hurting other insects