Pope Leo XIV on Sunday called astronaut Buzz Aldrin and visited the Vatican's astronomical observatory in Castel Gandolfo to mark the 56th anniversary of man's first moon landing.

A rare magnetic signal revealed lithium on Mercury, showing the planet is still being reshaped by meteoroid strikes.

You are curious, determined and independent. Sometimes you’re extroverted and social; at other times, you’re not. This is a year of new beginnings, adventures and major changes in your life. Keep your ...