Training a #robot to work in our world #science

After training in thousands of simulated environments, this bipedal robot named Digit could walk stably and adaptably in the real world.

How do hunting marlin avoid each others' swords? #biology #science

Ten seconds before it charges, a marlin "turns on" its stripes. Then, when the attack is done, the marlin dials the contrast back down. Layers of colorful cells in their skin rapidly change shape to create the strong pattern. Read the article: https://www.science.org/content/article/watch-marlin-flash-bright-stripes-deadly-strike Footage: Alicia Burns Script: Sierra Boucher