A small brown mouse has just done something no mammal has ever done before: give birth on Earth after spending part of its ...

For the first time, researchers have created mice with two dads. No female contributed to the rodents’ genetic makeup. This unusual reproduction took place in a lab where researchers gathered fathers’ ...

Sugar, even at moderate levels, could be toxic to your health — or at least to your sex life, a new study says. Scientists at the University of Utah looked at how sugar affected mice and found that ...

A team of scientists from China grew mouse embryos in space. The research is the first one to successfully push past the biological barriers surrounding mammalian embryo reproduction while in orbit.

SALT LAKE CITY, Sept. 30, 2015 - In recent years, University of Utah biologists showed that when wild-type mice compete in seminatural "mouse barns" for food, territory and mates, they can suffer ...

A sensitive new toxicity test detected impaired reproduction in mice caused by genetic mutations that had seemed harmless when studied by developmental techniques. In recent years, University of Utah ...