Asteroids Heading to Earth Are Hard to Detect – Here’s Why
That’s what happened off Russia’s east coast on December 18 last year. A giant explosion occurred above the Bering Sea when an asteroid some ten metres across detonated with an explosive energy ten times greater than the bomb dropped on Hiroshima.
Since 1947, UFOs or Flying Saucers have remained one of the most enduring mysteries of our time. The question remains, are machines of Alien invention traveling our skies and are some UFO sightings actually super secret flying craft of human design.
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By Professor Jonti Horner, The Conversation