Push the Envelope

What it means

Go past the accepted limits in order to find out where the real ones are.

Where it comes from

The flight envelope is the range of speed, altitude and load an aircraft is known to survive. Test pilots pushed at its edges, and Tom Wolfe's The Right Stuff carried the phrase out of aviation.

The puzzle it came from

Push the Envelope was the answer to the Phrasicle of July 8, 2025. The clue read ____ the ____, and the words came out of a grid where every neighbouring pair makes a two-word phrase.

Play today's Phrasicle Play the July 8, 2025 puzzle