The pandemic was declared in March 2020, shutting down travel for months. How did the lockdowns, and then the surge in demand ...

Invasive brown algae is destroying their sandy coastlines, emanating toxic gasses that are killing corals and turning hotel guests away, while increasingly deadly tropical storms and uncharacteristic ...

Pathogens such as the coronavirus can travel around the world at a speed that too often outpaces governments’ ability to detect, treat, cure, and prevent diseases. Even the best-funded health care ...

More than five years on, studies suggest the animal is the most likely culprit, but other candidates haven't been ruled out.