First is everything. When Neil Armstrong became the first man to touch the lunar soil on 21 July 1969, he made sure to address the world with something suitably memorable. Yet ever since, debate has ...

Rebecca Charbonneau is a historian at the American Institute of Physics, College Park, Maryland, and the author of Mixed Signals: Alien Communication Across the Iron Curtain. As the electronic signals ...

People have been leaving public messages since the first artists painted hunting scenes on cave walls. But it was the invention of electricity that forever changed the way we talked to each other. In ...

The moment your finger hovers over the keyboard to craft that first message sets the foundation for potential romance in the digital age. That initial text does far more than simply say hello—it ...

You’ve found a dating site you want to use, and you’ve created a profile, complete with your most flattering photos. The next stage is either to sit and wait to be contacted by a potential date, or to ...