
Quantum Quirk: Stopped Laser Pulse Reappears a Short Distance Away
Supercold atoms learn how to play catch with light
JR Minkel was a news reporter for Scientific American.

Quantum Quirk: Stopped Laser Pulse Reappears a Short Distance Away
Supercold atoms learn how to play catch with light

Hobbit Skeptics Split on What a Second Skull Would Mean
Advocates of a human Hobbit reveal what--if anything--would make them soften their stance

Immune Molecule Protects Cells Threatened by HIV
Closing in on drugs that could boost the immune systems of HIV sufferers

Nanotech Biological Sensors Become Easier to Build
Nanowires carved from silicon detect small traces of protein and might be amenable to mass production

Clipping the Wings of 1918 Flu Virus Hints at Roots of Pandemics
Scientists try to track down how and why pandemic flu takes flight in an attempt to prepare for it

16 Mind-Blowing Microphotographs of Living Things
Prize-winning microviews of everything from mouse retinas to slime mold: Click here to launch the image gallery

Free Flow on Mars

Cordless Charging

"Hobbit" Resting Site Reopened--and Newly Expanded
Move comes just as researchers revive the debate over the Hobbit's humanity

Controversial Vaccine Purchase Plan Gets the Go-Ahead
Finance ministers are scheduled to announce a pledge of up to $1.5 billion to buy and provide vaccines to developing countries quickly

The Magic Ingredients in Intel's New, Tinier Transistor
Researchers predict the materials Intel and IBM may have chosen to make their just-announced ultrasmall transistors

Snake Bites the Toxic Toad That Feeds It--and Spreads Its Poison
Snake loads up on noxious predator repellant by consuming poisonous toads

Strange but True: Turning a Wobbly Table Will Make It Steady
For every table—turn, turn, turn... there is a proof

Sea-Urchin-Inspired Nanotech Gel May Make Rain Slickers Slicker
New material stiffens at water's touch

Futuristic High-Density Molecular Memory Chip Unveiled
But will it ever make it into your computer?

How Can a Single Photon Produce a Whole Image?
Short answer: it can't

Dino Flight: Did a Four-Winged Dinosaur Stack Its Wings Like a Biplane?
Proposed posture for a feathered dinosaur stirs controversy

Sidestepping Microscopy's Limits: Out-of-Focus Images Made Clear
Cross-eyed microscopy technique may diagnose tumors without biopsy

Brilliant Whiteness of Strange Beetle Explained
Forget bleach: this bug may be the key to whiter whites

New Magnetic Organic Molecules May Herald Malleable Computer Memory
Long-awaited discovery of stable organic molecules that magnetize at room temperature

String Theory's Extra Dimensions Must Be Less Than Half the Width of a Human Hair
Tabletop experiment puts new limits on string theory

Microscopic Plumbing Set to Unclog the Cell's Tangled Web of Connections
Hydraulic lab-on-a-chip shows its stuff by revealing where proteins stick to genes

How to Build a Better Mouse Model of Human Disease
Hint: Precisely insert large swaths of human DNA into the mouse genome

Rapid Spinning of Plutonium Helps Judge the Lifetime of Waste-Storage Materials
Precise measurements of zircon's dismal durability may point the way to better radiation-proof containers