First, it's a prime number (meaning it is only divisible by itself and one). Second, it's what is called a Mersenne prime (we ...

The Book of Kells is a large illuminated manuscript — a handwritten and heavily illustrated document ornamented with paints ...

In an exclusive interview with PEOPLE, Rob Sheffield discusses his new book 'Heartbreak Is the National Anthem' and how ...

Some of the weapons, which include modern antitank missiles, have come from Russian stockpiles in neighboring Syria.

The strikes, the first in weeks inside Lebanon’s capital, forced residents to come to grips with another escalation of ...

Incoming US president Donald J. Trump’s obeisance to Russia’s Vladimir Putin is well-documented. Such behavior is sometimes much more ...

Ephedra seeds found in an ancient burial pit may be the earliest evidence yet for the medicinal use of plants.