
Rewritable Appetite
JR Minkel was a news reporter for Scientific American.

Rewritable Appetite

Nonstick Sliding

Foreshadowing Flashes in the Planum

New Path to Ammonia

A Regal Bearing

Strangeness in Our Midst?

All Gassed Up

Turning Back the Clock

When in Doubt

Memorable Nanorings

Snoop Tube

A Pulse for Magnetic Memory

Unmaking Memories: Interview with James McGaugh
In the sci-fi thriller Paycheck, an engineer has his memory erased after completing a sensitive job. Scientific American.com spoke with a leading neurobiologist to find out just how close scientists are to controlling recall.

A Tunnel for Better Wireless

Fly by Light

Borrowed Time: Interview with Michio Kaku
A theoretical physicist contemplates the plausibility of time travel

Healing the Grid
Several near-term solutions can keep the juice flowing

Missing: One-Quarter Hydrogen

Vostok Pop Top

Barrier-Free Nanotubes

Why Neutrons Outweigh Protons

Law and Disorder
A quantum steam engine gets around the second law

Packing 'Em On

Strung Out on the Universe: Interview with Raphael Bousso