Featured by Marlene Cimons/Nexus Media

The melting Arctic gives scientists valuable access to long-dead viruses
These images show some of the coolest designs to keep floodwaters at bay
California’s trees could shift as global warming forces birds to move out
Scientists have found an unlikely ally in the fight to save coral reefs
Island trees can’t run from climate change
This cheap smartphone sensor could help you tell if old food is safe to eat