Science, Tech & Environment

Our stories cover science, technology, engineering, mathematics, the natural world and the environment

Science, Tech & Environment

Rising carbon dioxide levels may reduce the nutritional value of important foods

Rising levels of atmospheric CO2 are already having significant impacts on climate, weather patterns and water supplies. Scientists expect increased carbon dioxide levels will also affect agriculture across the world, in ways we can't predict. The results of a recent study suggest that one of those affects could be quite alarming.

Science, Tech & Environment

In Palau, scientists hope they've found a coral reef to save all coral reefs

Scientists have found a group of corals in the Pacific island nation of Palau that live in water acidic enough to kill most other corals. Now they're hoping what they learn from the unusual reefs may help save others threatened by the increasing acidity of oceans around the world.