Latest Issue of Science News


Futuristic engine proves its mettle

Proponents of exotic aircraft engines called scramjets say the technology might eventually make it possible to reach any spot on Earth in a 2-hour flight (SN: 9/19/98, p. 182: ). Yet, in more than 40 years of development, no scramjet-driven craft has ever made even a short hop under its own power.

Now one has—but just barely.

Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

This article is available only to subscribing members. Join SSP today or Log in.