Alexander Kendrick : Inventor of the low frequency radio

It is a great obstacles ever since to our explorers to have a digital communication deep under ground but today you can now send a text messages even if you are deep inside the cave for a new low-frequency radio was discovered and invented by a 16 year old Alexander Kendrick. Alexander's new low-frequency radio can allow you to have a digital communication even if you are at 946 feet below the ground. Though the discovery has a long way to go but this is a great break through that will help our explorers and rescuers in doing their job more easy and precise.

See the photo below of Alexander holding the low-frequency radio antenna.

Source: Engadget.com