For military number hand signals, things are simpler ... For example, making a symbol like the Roman numeral for two (II) says they need medical supplies, while a single jot (I) means a doctor ...

Due to the strength of the two findings, the cause could not be in the systems of the stars, but must be much closer to us. According to the researcher, the signals could be explained by a ...

A combination of electromyography and force myography is more accurate at predicting hand movements than either method by itself. Combining two different kinds of signals could help engineers ...

If you could choose only two things as a staple of any war movie, they'd probably be military jargon (like "roger" in military aviation) and hand signals. Whether it's Easy Company deep behind ...