NASA Tests Ways to Crash Land on Mars

As of my last knowledge update in September 2021, NASA had been conducting research and testing various technologies for landing on Mars, but I'm not aware of any specific efforts to intentionally crash-land on the planet. NASA's Mars exploration missions have historically aimed for controlled landings to ensure the safety of the spacecraft and its instruments.

Landing on Mars is a complex and challenging endeavor due to its thin atmosphere and the need for precise entry, descent, and landing (EDL) techniques. NASA has used a combination of technologies, such as heat shields, parachutes, and retrorockets, to slow down and safely land rovers and landers on the Martian surface.

It's possible that there have been developments since my last update, so I recommend checking the latest news from NASA or other reputable sources for the most up-to-date information on Mars exploration missions and landing technologies.