Saturday Night Live star Tracy may be fairly unknown in the UK, but he's drawn his fair share of controversy across the Pond, apologising for a number of comments.
In June, he made inflammatory comments about gay people, reportedly including that, if his son were gay, he would "pull out a knife and stab" him. During a show, he also made degrading remarks towards the disabled, saying things such as, "Don't ever mess with women who have retarded kids" and referring to a woman as "a cripple".
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.
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