WASHINGTON — A battle is brewing inside the US intelligence community over explosive evidence that Russia may be behind the mysterious “Havana Syndrome” illness that has sickened hundreds of US ...

Undercover US agents obtained a mysterious Russian weapon that could finally explain a baffling cluster of brain injuries suffered by American diplomats, spies, and military officers for nearly a ...

Late last year, Pat Hannon started waking up in the middle of the night with an excruciating itching sensation on her legs.

If the government confirms nonhuman intelligence, psychological research offers clues about the range of ways humans might ...