2013 Smart Guide: 10 ideas that will shape the year

Life

2012 review: The year in life science

Technology

2012 review: The year in technology

Health

2012 review: The year in health science

Earth

2012 review: The year in environment

Physics

2012 review: The year in the physical sciences

In-depth 2012: The best long reads of the year

Health

2013 Smart Guide: More people than ever 'mentally ill'

Review of 2012: The year's biggest news at a glance

Technology

2013 Smart Guide: Wave goodbye to the mouse

Life

2013 Smart Guide: Searching for human origins in Asia

Life

2013 Smart Guide: Curiosity to reach Mars mother lode

Space

2013 Smart Guide: Supercomet to outshine the moon

Space

2013 Smart Guide: New maps to rein in cosmic inflation

Technology

2013 Smart Guide: Hot computing for a cool billion

Technology

2013 Smart Guide: Next-generation video games

Health

2013 Smart Guide: Revolutionary human stem cell trial

Earth

2013 Smart Guide: Arctic melt will spark weird weather

The end of the world is an opportunity, not a threat