The mystery of the mind remains one of the biggest scientific challenges for this and future generations.

But others aren't as quick to gloss over the scientific challenges.

They define scientific challenges that must meet the military performance and reliability standards.

The report identified scientific challenges relating to energy and the environment that required fundamental research to achieve a solution.

Learn how it will provide the opportunity for greater insight into scientific and societal challenges.

"I am prepared to supervise the scientific challenge," he said.

Basic Science seeks solutions to a wide variety of scientific challenges.

As usual, the Trill's voice held no fear, just the quiet satisfaction of meeting a new scientific challenge.

They do more than offer scientific challenges to engineers who try to define what the rest of us saw but could not believe.

"They go on using the tests until someone throws up a scientific challenge."