Scientists have just discovered that female American crocodiles can produce offspring without males—a phenomenon known as facultative parthenogenesis, or “virgin birth." Such asexual reproduction 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 ...

New research reveals the presence of microplastics in human reproductive fluids, raising important questions about their potential risks to fertility and reproductive health European Society of Human ...

ABSTRACT: Background: The basic reproduction number ( R 0 ) is a key metric in epidemiology, representing the expected number of secondary infections from a single case in a fully susceptible ...

Lucinda Aulsebrook does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Third-party reproduction—using donor sperm, donor eggs, or surrogates to conceive—is often met with mixed emotions and discomfort. Although these methods help individuals and couples build families, ...

COVID-19 vaccination has been the subject of immense scrutiny and misinformation since the vaccines were first administered in the U.S. nearly four years ago. In the first year alone, it is estimated ...

Photos in one of the chassis’ two listings show an AE86 hatchback unibody covered in a matrix of dots, which implies the company 3D-scanned it to replicate it piece-by-piece. If it’s assembled in the ...

You might think flowers don’t have much choice about who they mate with, given they are rooted to the ground and can’t move. But when scientists from Nagoya, Japan used powerful microscopes to study ...

ABSTRACT: The detection of DNA as the transforming principle in bacteria 95 years ago, almost immediately led to 1) refutation of the old and heavily disputed concept of inheritance of acquired ...

A sweeping new definition of long COVID could help affected people get recognition of their condition and improve diagnosis and treatment. The U.S. National Academies of Sciences, Engineering and ...