I heard that footprints of an abominable snowman were found in the Himalayan mountains.
- I heard that footprints of an abominable snowman have been discovered in the Himalayas.
Tom found out that life on the road wasn't as easy as he thought it would be.
- Tom discovered that life on the road wasn't as easy as he thought it would be.
... And then I discovered actually that NASA ...
... people have this idea that it's like, you get discovered and then you get the record ...