Twilight zones discovered deep underground – and scientists don't know what they are ...

In the hunt for one of nature's most elusive substances—dark matter, which makes up 85% of all matter in the ...

Imagine looking up at the night sky and seeing a star suddenly burst into a blaze of light brighter than anything nearby. A flash so bright that it briefly outshines an entire galaxy before fading ...

There are many bunkers and facilities that are very deep underground. Iran has its Furdow Nuclear Facility which is 80 meters under hard rock and special hardened cement. Iran claims to have built a ...