Palantir CEO Alex Karp takes aim at those betting against the stock as the software company's shares fell 11% this week.

Scientists captured a rare blue aurora 124 miles above Earth, showing new insights into upper-atmosphere chemistry and dawn ...

The Portkeys LH5C is a $199 5.4-inch on-camera monitor with HDMI, wired camera control, 3D LUTs, and 800-nit brightness in a ...