Holotour is a VR travel app for the Microsoft HoloLens.

Scientists may have discovered how precursors to the present-day genetic code first duplicated themselves before the existence of enzymes that are indispensable to that process today. The "easy" solution could have actually happened in a messy puddle billions of years ago.

The German upper house of parliament passed a resolution calling for a ban on internal combustion engines by 2030. August diesel sales dropped 5% in Germany, 5.8% in France, 5.5% in Belgium and Luxembourg, and 12.9 percent in the Netherlands.

ST. LOUIS — In a sometimes nasty second presidential debate, there were again several calls by the candidates for fact-checkers to referee competing statements, which we are happy to oblige.