Historically, there was a necessity for a third party that demanded a payment to perform transactions or submit information to ensure the accuracy of transactions and create a reliable history. Blockchain eradicates the need for an intermediary through creating a trustless medium of exchange and immutable public ledger. It creates …

The US has fallen behind adversaries in developing long range Air to Aor missiles. While US Air Force had awarded a half-billion-dollar contract to Raytheon for long range air-to-air missile, capable of hitting enemy planes from 100 miles (160 kilometers) away. But China’s latest offering, the PL-15, and another Chinese air-to-air …