Bill Maher and astrophysicist Neil deGrasse Tyson have a fiery exchange after the scientist questioned a claim about the biological differences between men and women in sports.

Bill Maher mocked scientist Neil deGrasse Tyson for suggesting that women "have the advantage" over men in long-distance swimming.

The clash between Maher and Tyson comes at a time of tense debate in Washington D.C. surrounding the transgender community. Sen. John Fetterman, D-Pa., last week offered to allow Rep.-elect Sarah McBride, D-Del., to use his private office bathroom after multiple Republican lawmakers spoke out against her use of the women's facilities.

Real Time” host Bill Maher clashed with liberal scientist Neil deGrasse Tyson over his refusal to say that men have a physical advantage over women in sports, insisting he’s

A heated clash over biological differences sparks a broader conversation about science, fairness, and perception.