Another scientist would have to 'discover' it again. For example, say I invented a flying car, but kept the special rocket fuel formula a secret. Someone else would look at my work and be able to figure it out, or they would do trial-and-error to figure it out.
secret
In Area 51 scientist took a crashed UFO and found an alien body and thermal sight attached to top secret weapons
In Area 51 scientist took a crashed UFO and found an alien body and thermal sight attached to top secret weapons
The Secret of Nikola Tesla was created in 1980.
Is the secret sound the sound of someones footsteps as they walk
Secret of Evermore happened in 1995.
Secret of the Stars happened in 1993.
The Secret of the Nautilus happened in 2002.
Secret of Mana happened in 1993.
Secret of the Solstice happened in 2008.
Secret Wives' Club happened in 2002.
Operation Secret Storm happened in 1992.
Secret of the Scarlet Hand happened in 2002.
The Secret of Monkey Island happened in 1990.
Milon's Secret Castle happened in 1986.
Secret Maryo Chronicles happened in 2003.
Secret Weapons of the Luftwaffe happened in 1991.