For showing that mature cells can be reprogrammed into an embryonic-like state, John B. Gurdon and Shinya Yamanaka won this year's Nobel Prize in physiology or medicine

24 September 2012 | ScienceNOW

Progeria Trial Gets Mixed Reviews

by Jennifer Couzin-Frankel

Drug's ability to combat premature aging syndrome is uncertain

11 September 2012 | ScienceNOW

Mixed Results for Dengue Vaccine Trial

by Dennis Normile

Vaccine doesn't protect against all variants of the virus

10 September 2012 | ScienceNOW

Studies of Motor Proteins, Liver Transplants Win Researchers 2012 Lasker Awards

by Jocelyn Kaiser

Prestigious prize for medical science carries $250,000 honorarium

5 September 2012 | ScienceNOW

Live Chat: Sports-Related Head Injuries

by Greg Miller

Talk with experts about how concussions on the playing field affect the brain

23 August 2012 | ScienceNOW

Genome Sequencing Clears Up a Cancer Medical Mystery

by Jocelyn Kaiser

Mutation in patient's tumor explains her rare response to new drug

16 August 2012 | ScienceNOW

'The Pill' for Men Is Closer to Reality

by Gretchen Vogel

Molecule reversibly blocks fertility in mice, without apparent side effects

2 August 2012 | ScienceNOW

Cancer May Result From Wrong Number of Genes

by Sarah C. P. Williams

Early-onset testicular cancer tied to more or fewer copies of certain genes

1 August 2012 | ScienceNOW

Some Rabies Patients Live to Tell the Tale

by Kai Kupferschmidt

New study in Peru suggests bat-transmitted infections aren't always lethal

1 August 2012 | ScienceNOW

Cancer Stem Cells Can Fuel Tumor Growth

by Gretchen Vogel

Evidence supports controversial idea that an elite group of cells drive disease

27 July 2012 | ScienceNOW

Flushing Out Drug Users

by Kai Kupferschmidt

Chemical analysis of sewage yields a new picture of drug use across Europe

23 July 2012 | ScienceNOW

Don Catlin's ScienceLive Responses

by Nicholas St. Fleur

Expert antidoping scientist answers your questions on performance-enhancing drugs and the London Olympics

18 July 2012 | ScienceNOW

Live Chat: Science at the Olympics

by Nicholas St. Fleur

Talk with experts about how new technology is helping athletes—and catching them when they cheat

11 July 2012 | ScienceNOW

Gene Mutation Protects Against Alzheimer's

by Greg Miller

Rare genetic variant may prevent the buildup of toxic protein plaques in the brain

5 July 2012 | ScienceNOW

A Shotgun for Blood Clots

by Krystnell A. Storr

Nanoparticles home in on and dissolve blockages in veins and arteries

1 July 2012 | ScienceNOW

A Sweet Way to Grow Blood Vessels

by Tim Wogan

Material similar to that used in candy decorations helps researchers pump blood into artificial tissue

27 June 2012 | ScienceNOW

A Breath of Fresh Microbubbles

by Sarah C. P. Williams

Oxygen-filled particles could save lives when patients can't breathe

20 June 2012 | ScienceNOW

Live Chat: The Science of Organ Transplantation

by Mitch Leslie

Talk to experts about the latest research into getting transplanted organs to survive longer—and not be rejected

18 June 2012 | ScienceNOW

Stem Cells Move Into Prime Time

by Dennis Normile

Two promising studies head toward clinical research

13 June 2012 | ScienceNOW

Revealing Colon Cancer's Escape Route

by Jocelyn Kaiser

Resistance mutations inevitably crop up within months of treatment

11 June 2012 | ScienceNOW

Putting the Brakes on the Immune System

by Mitch Leslie

Researchers discover powerful but short-lived cells that rein in immune attacks

7 June 2012 | Magazine Preview

From Soldiers to Veterans, Good Health to Bad

by Sam Kean

The U.S. military has kept tabs on soldiers' environmental exposures and mental problems

6 June 2012 | ScienceNOW

Sequencing the Unborn

by Kai Kupferschmidt

Researchers predict the genome of a child without invasive screening

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