Scientific American Magazine Vol 322 Issue 2

Scientific American

Volume 322, Issue 2

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Solar and Wind Power Could Ignite a Hydrogen Energy Comeback

Hydrogen, produced from water by surplus electricity, could power industry and the grid

No One Can Explain Why Planes Stay in the Air

No One Can Explain Why Planes Stay in the Air

Do recent explanations solve the mysteries of aerodynamic lift?

Fully Autonomous Weapons Pose Unique Dangers to Humankind

Nations racing to acquire weapons that choose their own targets are ignoring the apocalyptic scenarios that can unfold when rivals catch up 

In Search of the Brain's Social Road Maps

Neural circuits that track our whereabouts in space and time may also play vital roles in determining how we relate to other people

The First Molecule in the Universe

The First Molecule in the Universe

Scientists have identified mystery molecules in space and the compound thought to have started chemistry in the cosmos


In Case You Missed It
New Process Could Provide More Sustainable Plastic Production
A Drone's-Eye View of the Quick and the Dead
People Don't Learn to Trust Bots
New Instrument Will Stretch Atoms into Giant Waves
Scientists Solve a Deadly TB Mystery
Jackdaws Have Different Rules for Different Flocks
Indigenous Lands Ace Biodiversity Measurements
Diving Beetles Dramatically Take Down Tadpoles
Penicillium Fungus Hosts Surprising Opioid Compounds
The Science Agenda
Doctors Need to Focus Less on a Patient's Weight
Augmented Reality Is Getting Real
Anti Gravity
Light Pollution Isn't Just a Problem for Stargazers
Graphic Science
What's Inside? Meat vs. Meatless Burgers
The Science of Health
The Case for Fewer Heart Procedures
50, 100 & 150 Years Ago
50, 100 & 150 Years Ago: February 2020 Cooling the Air around Us; The Dangers of Diving
The Eclectic Works of Scientific American's Founder Rufus Porter
So Is It Okay to Eat More Red and Processed Meat?
Readers Respond to the October 2019 Issue
From the Editor
On Navigation
A Proposed EPA Regulation Would Endanger the Public's Health
Poem: Mathematics Sets Sail
Innovations In
Rise of Robot Radiologists
Can AI Fix Electronic Medical Records?
How Artificial Intelligence Will Change Medicine
Hunting for New Drugs with AI
The Talent Gap Holding Back Digital Medicine