News
- Climate
Limiting global warming to 1.5 degrees versus 2 has big benefits, the IPCC says
A new report from the Intergovernmental Panel on Climate Change compares the impact of warming targets on extreme weather, sea level rise and habitat loss.
- Cosmology
The universe’s continued existence implies extra dimensions are tiny
The strictest limits yet on the size of extra dimensions come from the fact that black holes haven't destroyed the universe.
- Physics
A new ultrafast laser emits pulses of light 30 billion times a second
A new technique allows lasers to pulsate at a higher rate than ever before.
- Health & Medicine
City size and structure may influence influenza epidemics
The size and structure of cities helps shape the progression of new influenza cases during a flu season, a new study finds.
