Yes, actually they do. Anecdote time. Before the first nuclear detonation was performed, 50% of the scientists involved thought that the explosion could trigger seismic catastrophes and wreak serious havoc on the planted. They did it anyway.
They just confirmed contact. Pictures and data incoming!
That doesn’t mean much.
50% of the “scientist” today think man is the primary cause of global warming... Just like anything else, just because someone has the title scientist doesn’t mean they have a clue.