Imagine waiting for incoming passengers at the arrival gate at the airport. Your visual system can easily find faces and identify whether one of them is your friend's. As with other tasks that our ...

The Long March 2F carrying the uncrewed Shenzhou-22 spacecraft climbs into a blue sky above Jiuquan spaceport, Nov. 25, 2025. Credit: CASC HELSINKI — China’s secretive spaceplane has released an ...

"This activity is consistent with sub-satellite deployments conducted by the space plane in previous missions," private space surveillance company LeoLabs wrote after detecting the object. When you ...

A Venn diagram can show data sets such as preferences in market research. When sets intersect (overlap), the elements in the intersection are members of both sets. When the sets have no elements in ...