Look at this point on the graph in relation to the y-axis. You will see that the counts per minute have halved in two days. This means that it has a half-life of two days.

Cry of Fear' honors the legacy of 'Half-Life' with creepy environmental design and is free to play. 'Cruelty Squad' offers innovative gadgetry reminiscent of James Bond games, perfect for indie ...

All of Chemical-Burn’s DNA feels very Half-Life, but with a fresh take. According to an interview with The Gamer, City 1 Studios says that Chemical-Burn development began as a Half-Life mod ...