Economists can't seem to decide if we need more or fewer children? Does overpopulation drain Earth's resources too much or does an ageing population threaten economies? What challenges does either ...

The bold question-askers at What If explore how O’Neill Cylinders might one day solve Earth’s overpopulation crisis by ...

We’ve all heard that human overpopulation is a crisis. In 2017, Bill Nye warned us about the planet’s “people problem,” and ...

These are the words of the Hera Space Companion, powered by Azure OpenAI Service. It’s an interactive tool that makes it possible to converse with a space vehicle millions of miles from Earth, check ...

Earth’s major climate goal is too warm for the polar ice sheets, study says If Earth stays at its current levels of warming — below policymakers’ goal of 1.5 degrees Celsius — polar ice ...

To tell Elio's story, it was important for filmmakers to visually contrast Earth from outer space.

When the Earth froze over, where did life shelter? MIT scientists say one refuge may have been pools of melted ice that dotted the planet’s icy surface. In a study appearing in Nature ...

A powerful solar outburst on May 31 caused a rare severe geomagnetic storm warning. Scientists used real-time space-based tools to track the CME, underscoring the risks it poses to satellites and ...

As Earth’s magnetic field has risen, so have the conditions that helped complex life to thrive — a discovery that could aid the search for life on distant planets.

Ford Motor Co. continues to struggle to obtain rare earth magnet supplies that are essential to car production and have already forced a temporary shutdown of one of its factories. The supply of ...