Scientific American Magazine Vol 322 Issue 4

Scientific American

Volume 322, Issue 4

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A New Map of the Milky Way

A New Map of the Milky Way

High-resolution surveys chart the spiral structure of the galaxy and the location of our solar system

How Disaster Aid Ravaged an Island People

The 2004 tsunami devastated the Nicobar Islanders, but what came next was arguably worse

Exotic Creature in Antarctica Has Survived More than 30 Ice Ages

Exotic Creature in Antarctica Has Survived More than 30 Ice Ages

Its perseverance is rewriting the history of life, and of ice, across the continent 

Why We Have So Many Problems with Our Teeth

Our choppers are crowded, crooked and riddled with cavities. It hasn’t always been this way

Can We Save the Woodrat without Slaughtering Cats?

In Key Largo, Fla., conservationists and feline lovers figure out how to get along 


Recommended Books, April 2020
Winged "PigeonBot" Flies with Real Feathers
Tiny, Shapeshifting Robots Could Aid Nanoscale Manufacturing
Flexible Armor Inspired by Mollusks Better Defends Joints
Livestock, Pets and People Will Dominate Future Fossils
Effective Psychological Therapy May Slow Cellular Aging
New Test Uses DNA Trap to Detect Dengue
In Case You Missed It
Undersea Telescopes Scan the Sky from Below
New Bandage Repels Blood and Promotes Clotting
The Science of Health
Sleep Apnea Is Different for Women
50, 100 & 150 Years Ago
50, 100 & 150 Years Ago: April 2020
Readers Respond to the December 2019 Issue
Why Do White Men and Scientists Tend to Downplay the Risks of Technology?
The Science Agenda
The President Alone Should Not Be Able to Start a Nuclear War
Poem: Lichen as Model and Metaphor
Who's Brave Enough to Invest in Saving the Planet?
From the Editor
We Are Here
Graphic Science
Deaths of Young Children Are Decreasing Globally, But ...
Female Surgeons Are Treated Terribly
Anti Gravity
Rand Paul's Extraterrestrial Vision Makes Zero Sense