The researchers found that it is not the intensity of the echoes that tells the bats the size of an object but the 'sonar aperture', that is the spread of angles from which echoes impinge on their ...

The 3I/ATLAS interstellar object, detected by NASA, is remarkably larger and more massive than earlier estimates, making it an exceptionally rare visitor. Its unusual trajectory and characteristics, ...

When you create images and objects in GIMP, one of your more powerful options is the Paths tool. However, while this tool is great for a number of shapes, such as polygons and lines, it's not always ...

Late in the evening of October 24, 2017, an e-mail arrived containing tantalizing news of the heavens. Astronomer Davide Farnocchia of the NASA Jet Propulsion Laboratory was writing to one of us ...

Robot vacuum cleaners have been around for quite some time, but at CES, a new robot vacuum cleaner was unveiled that stands out from the usual round-moving devices we’ve seen before. While it still ...