Physicists tested the Greenberger–Horne–Zeilinger (GHZ) paradox, which is at the heart of quantum theory, to measure light ...

The Treasury Department and Congress on Thursday moved to kill a so-called revenge tax that was set to raise taxes on foreign investment and had spooked Wall Street and global business leaders. Treasu ...

The Supreme Court on Friday upheld a task force that recommends preventive health care services that insurers must cover at ...