Value for Money and for Many

By RA Mashelkar and Sushil Borde | Business

India has demonstrated that impossible challenges can be successfully converted into possible solutions.

Graphene Transistors that Work at Speed

By Katherine Bourzac | Materials | 4 Comments

Graphene transistors could one day outpace silicon.

Biofuels from Saltwater Crops

By Kevin Bullis | Energy | 3 Comments

A research project will make jet fuel without wasting fresh water or farmland.

Crafting Light-Sensing Cells from Human Skin

By Janelle Weaver | Biomedicine | 1 Comment

Photoreceptors created from induced pluripotent stem cells.

Making Automatic PC Backup Possible

By TR Editors | Computing

Seagate Replica automatically and continuously stores up-to-date copies of everything on a PC.

Obama Goes Nuclear

By Kevin Bullis | Energy | 31 Comments

Loan guarantees in the 2011 federal budget could help revive the nuclear power industry in the US.

Tapping the Sun

By Narayanan Suresh | Energy

We should create policies that are conducive for creating sustainable ventures that could provide decentralized solutions to the poor, says Harish Hande.

What's Inside the iPad's Chip?

By Christopher Mims | Computing | 8 Comments

Cost and power efficiency may have pushed Apple to create its own microchip.

New Test Screens Prospective Parents for 100-Plus Diseases

By Emily Singer | Biomedicine

Startup aims for routine preconception genetic testing.

Nanotech for Societal Bottom

By T. Pradeep |

India cannot afford to miss the nanotech bus. The country is ripe both in the need and in the desire to implement nanotechnology.

Flexible Sheets Capture Energy from Movement

By Katherine Bourzac | Materials | 11 Comments

Material could charge portable electronics with every step.

The iPad: Like an iPhone, Only Bigger

By Erica Naone | Computing | 16 Comments

Apple reveals its much-awaited "magical and revolutionary" new product.

A Synchronous Clock Made of Bacteria

By Emily Singer | Biomedicine

Such microorganisms might make environmental sensors or drug delivery systems.

New Compound Improves MRI Contrast Agents

By Corinna Wu | Materials | 1 Comment

A nano diamond agent is 15 times more sensitive.

Active Discussions

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Solar Shingles See the Light of Day

Brain Imaging Lets Vegetative Patient Communicate

1. Obama Goes Nuclear

2. Solar Shingles See the Light of Day

3. Climate Change Authority Admits Mistake

4. Budget Charts a New Course for NASA

5. iPad Rattles the e-Bookshelves

6. "Melting" Drywall Keeps Rooms Cool

7. The iPad: Like an iPhone, Only Bigger

8. A New Start for the Climate Bill

9. Clean-Coal Power Plant Set for Texas

10. Flexible Sheets Capture Energy from Movement

1. Solar Shingles See the Light of Day

2. "Melting" Drywall Keeps Rooms Cool

3. Climate Change Authority Admits Mistake

4. Flexible Sheets Capture Energy from Movement

5. Using Light to Disinfect Water

6. China's High-Speed-Rail Revolution

7. U.S. Solar Market to Double in the Next Year

8. Brain Imaging Lets Vegetative Patient Communicate

9. Biofuels from Saltwater Crops

10. How Google Ranks Tweets