The Proton Radius Puzzle
Two experiments have come up with two wildly different values for the proton's radius. What's going on?
Features
The Discovery of Super Memories
Neuroscientists have discovered that some people can remember the details of events from 20 years ago almost as well as those experienced yesterday
Viewing Cancer as a Physics Problem Suggests New Treatments
Cells and a stiff material called the matrix can squeeze blood vessels in tumors and thus block delivery of cancer-fighting drugs to malignant cells. Now researchers may have a way to reopen vessels and restore the drugs' power...
Why Gaming Could Be the Future of Education
Video games could transform education. But first, game designers, teachers and parents have to move beyond both hype and fear
The Startling Intelligence of the Common Chicken
Chickens are smart, and they understand their world, which raises troubling questions about how they are treated on factory farms
Dribbling Fluids Coil around Like Ropes, Producing Elegant Shapes That Physicists Still Don't Fully Understand
They coil. They swing. They fold. They meander. Streams of honey, oil and other viscous fluids can do things that physicists still don't fully understand
Math Explains Likely Long Shots, Miracles and Winning the Lottery [Excerpt]
Why you should not be surprised when long shots, miracles and other extraordinary events occur—even when the same six winning lottery numbers come up in two successive drawings
Departments
Readers Respond to "Gravitational Waves"
From Scottish Magma to Sochi Ice: The Geologic History of Curling Stones
Feds Crush 6 Tons of Ivory to Save Elephants
Chemistry Calculations Reveal a New Kind of Bonding
Mushrooms Produce Wind Currents to Disperse Spores
Friction Makes Cornstarch and Water into Bizarre "Oobleck"
Microchip Tracking Reveals How Songbirds Forage
Book Review: The Perfect Theory
Book Review: Me, Myself, and Why
Book Review: The Sixth Extinction
- From the Editor
Knowledge Quest: From Proton Anomalies to the Progress of Science in Scientific American
- Advances
Baboon Study Reveals New Shortcoming of Pertussis Vaccine
This Tiny Animal Can Live an Estimated 1,400 Years
Traffic Jams Make Cities Splinter into Subcenters
What Does Our DNA Say about How We Look?
Pay-as-You-Go Solar Gaining Steam in Africa
New Rules Allow Booze, Fruit and Water to Be Labeled "Gluten-Free"
Chefs and Scientists Design Bioinspired Cocktail Gadgets
Smart Home Sensors Could Help Aging Population Stay Independent
Scientific American Covers Reveal a Shift from Practical to Provocative
- Forum
Should We Use Devices to Make Us Smarter?
- The Science of Health
Swelling in a Slit Tumor Reveals the Inner Squeezing It Felt
"Gluten Sensitivity" May Be a Misnomer for Distinct Illnesses to Various Wheat Proteins
- The Science Agenda
End the Ban on Psychoactive Drug Research
- TechnoFiles
We’re Forced to Use Cloud Services—but at What Cost?
- Recommended
February Book Reviews Roundup
Book Review: Extreme Medicine
- Skeptic
Can a Scientific Utopia Succeed?
- Anti Gravity
Computers Catch Copycat Corruption
- 50, 100 & 150 Years Ago
The Age of Steel: Mass Production of Metal Builds an Infrastructure
