When a baseball player hits a home run off a 100-mph fastball, how can the slugger's brain track such a fast-moving object? Scientists may now have the answer. In a new study, they discovered how the ...

If you want your friend to see you in a crowd, you wave your arms to stand out. As University of Rochester researchers found, one reason why this works is that the brain suppresses the background, ...

Moving objects precisely with sound Date: June 25, 2024 Source: Ecole Polytechnique Fédérale de Lausanne Summary: Researchers have succeeded in directing floating objects around an aquatic ...

Visual motion is an important source of information for separating objects from their backgrounds. A spider camouflaged against a branch, for instance, immediately loses its invisibility once it ...

As Superman flies over the city, people on the ground famously suppose they see a bird, then a plane, and then finally realize it's a superhero. But they haven't just spotted the Man of Steel—they've ...

Researchers in Tokyo have put a new twist on the use of sound to suspend objects in air. They've used ultrasonic standing waves to trap pieces of wood, metal and water – and even move them around.