Still, some regions of Mars look strikingly similar, as in the Spirit and Viking 2 lander images shown here. The surface is strewn with rocks, some of which have been smoothed by the action of ...

Synthetic dataset in hand, they trained a machine-learning model for the task of identifying similar materials in real images — but it failed. The researchers realized distribution shift was to blame.

The Sculptor galaxy is similar in many respects to our Milky Way. Read more at straitstimes.com. Read more at straitstimes.com.