mystery

Kupp, a father of three, said there is no mystery why McVay enthusiastically shares fatherhood experiences.

Their single-cell genomics data has also been shared as a resource for scientists around the world, quickly garnering excitement for its answers to this long-standing mystery in evolution.

How a live bullet got into the gun remains a mystery.

"Getting more parks and trees into cities is complicated work, and I realised that a simple metric could take the mystery out of it and set a proper benchmark based on evidence," he said.

"His sexiness, his mystery, his ruthlessness - it's all there in a few notes," he said.