As commercial spaceflight draws ever closer and time spent in space continues to extend, the question of reproductive health beyond the bounds of planet Earth is no longer theoretical but now ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to be costly. Scientists tracked metabolism, blood, and hormone levels ...

New research from James Cook University has made the extraordinary discovery that epaulette sharks can reproduce and lay eggs without any measurable rise in energy use. JCU's shark physiology research ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

R 0, pronounced “R naught” or “R zero,” is a mathematical term that indicates how contagious an infectious disease is. It’s also referred to as the reproduction number. R 0 of 1 means an infection in ...

In Telford's Exotic Zoo, life found a way. A casque-headed iguana has given birth to eight babies at the Shropshire wildlife park – without any contact with a male, via a phenomenon called ...

Quest to create viable human sex cells in lab progressing rapidly, with huge implications for reproduction Scientists are just a few years from creating viable human sex cells in the lab, according to ...

Until now, cells dividing by mitosis were thought to grow round and then split into two identical, spherical daughter cells. New research has found that some cells are isomorphic, meaning they retain ...

The Tyrannosaurus at Spain’s Jurassic Museum of Asturias offer a speculative take on how dinosaurs mated. Mario modesto via Wikipedia under CC By-SA 3.0 Dinosaurs had sex. Fossil nests and eggs, as ...

What Is the Female Reproductive System? The female reproductive system is designed to carry out several functions. It produces the female egg cells, called the ova or oocytes, which are necessary for ...

What Is In Vitro Fertilization? In vitro fertilization (IVF) is a type of fertility treatment. IVF involves taking eggs removed from the ovaries, fertilizing them with sperm to create an embryo, and ...