Photography

Sigma’s mirrorless ultra-telephoto is so light you’ll actually want to use it

Sigma’s venture into lenses made solely for mirrorless fans just took a leap forward with the brand’s first full-frame, telephoto zoom for L-mount and E-mount cameras in Sigma’s Contemporary line. Announced during an online event on June 18, the Sigma 100-400mm F/5-6.3 DG DN OS brings optically stabilized, long-zoom performance to Sigma, Panasonic, Leica, and Sony […]

Emerging Tech

Micro machines: How the next big thing in robotics is actually quite small

A micro bristle bot beside a penny. Max Planck Institute’s Physical Intelligence Department Half a century after Neil Armstrong memorably uttered the words “one giant leap for mankind,” technological innovation has gotten smaller. Yes, we still thrill to enormous, sky-scraping buildings and the gravity-defying power of rockets, but many of the biggest advances take place […]

Emerging Tech

Cigar-shaped comet may actually be an alien probe, Harvard scientists suggest

An artist’s rendition of the first interstellar comet, Oumuamua, which some scientists now think may be an alien probe. Last November, astronomers detected an outer-space object unlike anything detected before. The visitor, dubbed Oumuamua (pronounced “oh-MOO-ah-MOO-ah”), arrived from interstellar space, beyond the bubble-like region that demarcates the sun’s domain. Its unusual origin story wasn’t the […]