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Thursday
21
Nov 2024
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Athens 21°C

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Mysterious invisible walls may have been discovered in outer space

The walls aren’t necessarily like the walls of a room. Instead, they are more like barriers

Scientists find 16 “ultra-black” fish species that absorb 99.9% of light (photo)

These alien-like creatures are virtually invisible in the deep sea

Italian artist sells invisible sculpture for more than $18,000!

"Vacuum is nothing more than space full of energy & even if we empty it according to the Heisenberg uncertainty principle that 'nothing' has weight"

Invisible ink on antique Nile papyrus revealed by multiple methods

The Egyptians would carefully roll up or fold together letters, contracts and amulets to a tiny size so that they would take up the least possible space