Competition among worm sperm speeds up evolution

From elaborate dances to stunning plumage displays to dramatic head-butting, male animals have an array of ways to distinguish themselves from competitors while wooing a potential mate. But it's not their only chance to prove ...

Study analyzes the effect of sexual orientation on wages in Spain

Spain is among the five countries in the world with the highest levels of social acceptance of LGBTIQ+ people and rights, and was the third country in the world to legalize same-sex marriages, in 2005. In 2019, 3.1% of marriages ...

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