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

The population is set to plummet and we don't know how to stop it, warn Dean Spears and Michael Geruso in their new book, ...

It’s a bird, it’s a plane, it’s a ... a purple and orange shape-shifting chemical compound? Writer-director James Gunn’s ...

For those who like their Man of Steel classically drawn, James Gunn's film will probably seem too irreverent and messy. But ...

Far more families are choosing to have fewer — or no — children. Many countries, including the U.S., now face a rapidly aging ...

Superman” — 3 stars It’s a bird, it’s a plane, it’s a … a purple and orange shape-shifting chemical compound? Writer-director ...

Gov. Josh Shapiro signed legislation today fully repealing Pennsylvania’s ban on Sunday hunting. The bipartisan House Bill ...

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 ...

A violent solar eruption on May 31 launched a coronal mass ejection (CME) hurtling toward Earth, triggering a rare G4-level geomagnetic storm alert. Captured in real-time by U.S. Naval Research ...

Space 'Impossible' particle that hit Earth may have been dark matter We may already have had our first-ever encounter with dark matter, according to researchers who say a mysteriously high-energy ...

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.