President Donald Trump is literally and figuratively fencing himself off from a moment of national reckoning. High barriers have sprung up around the White House complex and an adjacent park, formalizing a state of siege amid nationwide protests. Trump fancies himself a law and order enforcer but the imagery of a President hidden behind high…

Paris (CNN) — The case of Adama Traoré has striking parallels with that of George Floyd. Both were black men whose interactions with police led to their deaths. Both struggled to breathe in their final moments. Their deaths have become rallying points in their countries for protests against police brutality. Traoré died on his 24th…

For decades, archeologists have keep their eyes down to the ground as they slashed through jungles, attempting to spot traces left by lost civilizations like the Khmer Empire in Cambodia and the Maya in Mexico and Central America. It’s painstaking work that took entire careers to complete. But now, archeologists — or at least their…

Mars has two small, funky-looking moons with strange orbits, and they may suggest that the red planet once had rings, like some of the larger planets in our solar system. The two lumpy moons, Phobos and Deimos, were both discovered in 1877 and named after the sons of Ares from Greek mythology (Mars is named…

A dinosaur with impressive armored plates across its back became mummified around 110 million years ago after enjoying one last meal before dying. And now we know what it ate for its last meal. Dinosaur stomachs and evidence of their diets are rarely preserved. Occasionally, seeds and twigs have been found in the guts of…

Scientists believe they have identified the world’s cleanest air, free from particles caused by human activity, located over the Southern Ocean, which surrounds Antarctica. In a first-of-its-kind study of the bioaerosol composition of the Southern Ocean, researchers from Colorado State University identified an atmospheric region which remains unchanged by human activity. Weather and climate are…

The world lost 3.8 million hectares of tropical primary forest in 2019 — equivalent to a football pitch every six seconds — according to a new report published Tuesday. The loss of tropical primary forest makes up about a third of the 11.9 million hectares of tree cover that was lost last year, reveals a…

The sixth mass extinction is not a worry for the future. It’s happening now, much faster than previously expected, and it’s entirely our fault, according to a study published Monday. Humans have already wiped out hundreds of species and pushed many more to the brink of extinction through wildlife trade, pollution, habitat loss and the…