Since 1805, the number of humans on Earth has skyrocketed from one billion to eight billion. Zoomed out, the growth appears positively parabolic. For everyone alive today, the present population boom ...

"A large proportion of human-wildlife overlap may lead to increased zoonoses or the spread of other diseases," researcher Deqiang Ma said.

The idea that the human population might experience limits to growth was posed in 1798 in Thomas Malthus's "An Essay on the Principle of Population Growth" and has generated debate for over 200 years.

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 ...

Right now, human population growth is doing something long thought impossible—it's wavering. It's now possible global population could peak much earlier than expected, topping 10 billion in the ...

Researchers have developed a set of growth charts for the brain. These 'brain charts' provide reference models for brain development and ageing across the entire human lifespan, based on a very ...

Human population growth and overconsumption are at the root of our most pressing environmental issues, including the species extinction crisis, habitat loss and climate change.

Perhaps an easier way to comprehend the rapid growth that has caused our population to double in less than 50 years is through a visual depiction of human population growth over millennia.

As the world’s population grows, contact between humans and wildlife will increase in more than half of Earth’s land areas. A new study shows where the largest changes will occur.

Population growth rate is currently 0.9 percent—still increasing slowly—but by the year 2100, it is projected to be -0.1 percent. Here’s what that means.

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