Methods

Scientists have discovered that a lack of iron in pregnant mice can alter the sex development of embryos, challenging long-held beliefs about how sex is determined.

The findings mean that penguins may struggle to adapt under rapid climate change, researchers say.

A series of rodent experiments showed that even with abundant food and water, personal space is essential to prevent societal collapse, but Universe 25's relevance to humans remains disputed.

An intense training load, such as running long distances, can temporarily suppress the immune system, which may render athletes susceptible to falling ill.

Learn how the latest cutting-edge technology streamlines workflows and supports breakthroughs for some of the most understudied diseases.

Learn how to store animal cells long-term.