Stories by Kristin Leutwyler

Galileo Revisits Jovian Moons

Now in its sixth year of orbit, the satellite sends home new information about Callisto's surface and Io's core

New Genetically Engineered Mouse Provides Better Model of Alzheimer's Disease

Patterns of Gene Expression May Help Predict the Course of Prostate Cancer

Silicon Jaws in New Microdevice Grip Individual Red Blood Cells

Physicists Produce So-Called Doubly Strange Nuclei for the First Time

Toward Early Diagnosis of Alzheimer's Disease

Certain brain structures may atrophy long before any symptoms of dementia surface, offering the chance to find and possibly treat the disease early on

New Drugs May Enable Women to Stop Menstruation by Popping a Pill

Scientists Identify a Gene Needed to Keep Female Embryos Alive

Commercial Activity Still Presents a Serious Threat to Many Whale Species

Software Assesses Risks of Terrorism and Natural Disasters

Earth May Warm Four to Seven Degrees by 2100, Study Finds

511-Million-Year-Old Fossil Suggests Pre-Cambrian Origins for Crustaceans

Experiment Proves Two Counterintuitive and Contradictory Quantum Effects

Eavesdropping Increases Violence Among Animals

Good Vibrations Make Magnesium Boride a Model Superconductor

Scientists Devise the World's Most Accurate Clock

As the World Turns, a Quantum Gyro Can Clock its Speed

Scientists Create First Room-Temperature Single-Electron Transistor

Dietary Supplements Contain Higher Levels of Vitamins Than Claimed

Telomerase Gene 'Anti-Therapy' Stalls Tumors Growing in Culture