Days that are both extremely hot and polluted come with higher risks of respiratory ailments and other health hazards.

Roger Worthington is helping to lead a $50 billion lawsuit against oil producers. This week he’ll face powerful critics in Congress.

© Michael Hanson for The New York Times

Thousands of metres below the ocean’s surface, there are tiny waves moving through the water. Much like breaking waves at the beach, these small waves within the ocean must eventually break. When they do, they create turbulence and mixing, similar to what you feel from a big wave breaking on the beach. This might seem […]