Carbon dioxide (CO2), released by the burning of fossil fuels such as coal, oil, and gas, is one of the biggest contributors to the greenhouse effect responsible for global warm...

With less than two weeks left until Christmas, cities and towns across the world are aglow with stunning light displays. Though each is special in its own way, some are truly ou...

While elephants born without tusks are not unheard of, they normally comprise just 2 to 6 percent of the herd population. However, that is not the case at Mozambique’s Gorongosa...