Climate
Climate
Health
Public Health
Public Health
Forget Sharks: 7 Things in the Water Swimmers Should Actually Fear
Policy & Ethics
U.S. Government Called for New Marijuana Research Bids--But Granted No Approvals
25 applications are still under review
Climate
Climate
Scientists Can See Zika Coming by Tracking the Climate
Public Health
Public Health
Forget Sharks: 7 Things in the Water Swimmers Should Actually Fear
Mental Health
Mental Health
Mice Show Signs of Mental Disorder After Injections of Cells from Schizophrenia Patient
Biology
Biology
What Do We Know about the Brain Cancer Plaguing Sen. John McCain?
Most Popular
Mental Illness Is Far More Common Than We Knew
New research suggests that nearly everyone will develop a psychological disorder at some point in their lives—but for most, it’s temporary
Forget Sharks: 7 Things in the Water Swimmers Should Actually Fear
Shark attacks are rare, but watch out for these nasty parasites
What Do We Know about the Brain Cancer Plaguing Sen. John McCain?
An oncology expert discusses treatment options for aggressive glioblastoma
5 Things to Know about the Experimental Therapy for Charlie Gard
The British baby has a rare, lethal disease
What Would It Take to Get an Effective Alzheimer's Drug?
Clinical trial failures kick off a search for new approaches
When Older Drugs are Better Drugs
Pharmaceutical firms want doctors to use the newest medications on the market—but that’s not always the right choice
Special Report
Videos
Why Do Allergies Make You Sneeze?
Do you suffer from allergies? Follow the dendritic cell and the entire Scientific American Allergy Orchestra to discover how allergens from pollen to pet dander can change the body's tune.
Podcasts
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