OTTAWA — Feminist and development groups are urging Canada not to turn its back on funding reproductive health and gender ...

“Trimester zero refers to the three months before conception when egg and sperm quality are being shaped and the body is ...

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 ...

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.

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

Both the UK and US Governments have pledged to end research using animals, but is such a goal realistic? And how might it change medical research? Talha Burki reports.

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

Today, the US Environmental Protection Agency (EPA) rescinded its 2009 endangerment finding: a drastic move even in the context of the Trump administration’s larger deregulatory and anti-climate ...

Products claiming to be "non-toxic" or "phthalate-free" failed testing. Study exposes hazardous chemicals in 91% of hair ...

What scientists do know from limited laboratory experiments and astronaut data is that space presents a demanding environment ...

A new study has uncovered a hidden step that helps the deadliest malaria parasite survive and multiply inside the human body. Researchers studying Plasmodium falciparum found that the parasite relies ...

Here’s what you’ll learn when reading this story: Chondrichthyan fishes—a group that includes rays, skates, chimaeras, and sharks—are thought to have energy intensive reproduction cycles due in no ...