Many of the Yankees used torpedo bats while posting historic numbers this weekend. Here's how the team started using the oddly-shaped bats and why they're legal.

Standing in front of his Yankee Stadium locker on Sunday, Anthony Volpe presented two bats for inspection. In his left hand, the Yankees shortstop displayed one he had used last season; in his right,

The New York Yankees' new torpedo bats, developed by MIT physicist Aaron Leanhardt who has also done work for NASA, have gone viral and sparked a fierce debate.

Torpedo bats drew attention over the weekend when the New York Yankees hit a team-record nine homers in one game.

Stanton torched the Royals in the American League Division Series, which the Yankees won three games to one. He led New York in batting average (.375), OPS (1.132), doubles (two) and hit one of the Yankees’ three homers in the series.

The New York Yankees and the use of torpedo bats has been one of the biggest trends in all of baseball to start the new season. They mashed 15 home runs in

The bats shaped like bowling pins at the end have baseball buzzing after they were used by Yankees players who contributed to a barrage of 15 home runs in the first three games.

MIT physicist Aaron Leanhardt has been credited with creating the torpedo bats. Leanhardt previously served as a hitting analyst with the Yankees before he joined the Miami Marlins as a field coordinator in the offseason.

Torpedo bats are the talk of baseball, thanks to the number of New York Yankees using them while smashing records in the opening weekend. The Yankees hit nine home runs against the Milwaukee Brewers in the second game of the season,