An indie game where players assume the role of a sperm as they compete in life’s greatest battle royale has gone viral, and players will be able to rejoin the race.

Humans are spending more time in outer space than ever, and we're bringing our gonads with us. But scientists are concerned ...

As private companies race to build orbital habitats and government agencies sketch out Mars timelines, a fundamental biological question remains largely unanswered: can humans safely reproduce in ...

A new study published Feb. 11 in the American Chemical Society journal Environment & Health has found that synthetic and ...

Space is full of radiation, which is bad for both babies and non-babies alike, but we also have to worry about how microgravity affects the human body, too.

A recent French study seems to verify what many old-time horsemen have long believed: that horses can smell fear in humans, ...

Today, the US Environmental Protection Agency (EPA) rescinded its 2009 endangerment finding: a drastic move even in the context of the Trump administration’s larger deregulatory and anti-climate ...

Puerto Rico enacts law recognizing fetus as human being - The amendment was approved without public hearings and amid ...

Scientists have documented same-sex behavior in many animals. Learn what it means, how it varies, and why human labels can mislead.

LUSAKA, Zambia (AP) — She says she was let down at every step. By a partner who abandoned her when she was pregnant. By a health service that denied her a legal abortion. And by a justice system that ...

A complete 2026 guide to essential sexual and reproductive health tests, including STI screening, fertility checkups, hormone ...

The timing is deliberate. As governments and private companies move from test flights to talk of permanent settlements, the ...