Try your hand at these tricky visual puzzles and give your brain a boost!

HYDERABAD: More than 82% of primary school students in Telangana have failed to achieve basic competencies in mathematics and ...

Abstract: Vector addition systems with states (VASS), also known as Petri nets, are a popular model of concurrent systems. Many problems from many areas reduce to the reachability problem for VASS, ...

Research links depression, also called major depressive disorder (MDD), with memory loss and brain fog. Treating depression can help memory improve. Memory problems and depression can reinforce each ...