This week, the creators behind the simulation, or God, or whatever you want to call it, have blessed us with a rare freshwater crab that's both male and female. Hallelujah!

Like the males of many animal species, male Drosophila melanogaster fruit flies, a commonly studied lab animal, are aggressive toward one another and even fight when competing for resources such as ...

Tetra Tech Inc., the Pasadena-based engineering, infrastructure and consulting firm, announced a leadership transition last week. Current company President Roger Argus will become chief executive next ...

GloFish and other engineered aquarium species have exploded in popularity, but few people understand where they actually come from. This video dives into the science behind their fluorescent colors ...

The top authorities of U.S. cancer statistics will soon have to classify the sex of patients strictly as male, female, or unknown, a change scientists and advocates say will harm the health of ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. Many grain crops and some species of livestock have been ...

Defense Secretary Pete Hegseth in an address Tuesday to the military’s top leaders waded back into a topic that nearly derailed his confirmation early this year and helped elevate his voice as a Fox ...

Biological sex is usually described in simple binary terms: male or female. This works well for germ cells (sperm versus eggs), but for other body organs it is of little help. A new study by the Max ...

Elise Huchard receives funding from CNRS and the French Agence Nationale pour la Recherche (ANR). Nikos Smit does not work for, consult, own shares in or receive funding from any company or ...

When it comes to rock bands, having multiple lead singers isn’t the most common thing in the world. Sometimes it works great. Think: The Beatles. But other times—indeed, most times—the band almost ...

Barbara J. Risman has received funding from the National Science Foundation for the research discussed in this article. The common element in each of these policies is a promise from Trump’s inaugural ...