Bees are essential to the health of the Earth’s ecosystems, but the populations of many species are dwindling. These ...

Prime Minister KP Sharma Oli cautioned that human existence could be at risk if the population growth does not take place ...

Historic demographic shift reveals seniors outnumbering children in nearly half of American counties, with immigration ...

Migration into the European Union pushed its population to a record 450.4 million people last year, offsetting a natural ...

The world's population is expected to peak at 10.3 billion in 2084 and then decline to 10.2 billion through the end of the ...

New data also shows how the population of children is going down, while the population of elderly Americans is rising.

Billionaire Elon Musk tweeted, not for the first time, that “population collapse due to low birth rates is a much bigger risk to civilization than global warming.” Climate change is a serious ...

Major economies are heading toward a "population collapse" by 2100 because of falling fertility rates, new research has found. A report by the McKinsey Global Institute (MGI) on Wednesday, warns ...

India's population is projected to peak at around 1.7 billion in the early 2060s before gradually declining but it will remain the world's most populous country through the century.

Essential services for the Rohingya refugee population in Bangladesh are at risk of collapsing unless more money is found, ...

The state of Maryland is struggling to keep up with demand for its famous dishes as blue crab populations decline. NBC News' ...