For most of those features, of course, having two makes sense. A pair of eyes gives us a wider range of vision, depth perception, insurance against losing an eyeball, and stuff like that. Two ears?

Mathematician Katie Steckles explains just why the proliferation of snowflake decorations this time of year is deeply ...

The left–right asymmetrical placement of internal organs that characterizes the vertebrate body plan is established during embryogenesis by complex genetic and epigenetic cascades. In all vertebrates ...

Geologists have discovered the first ancestor on the family tree that contains most animals today, including humans. The wormlike creature, Ikaria wariootia, is the earliest bilaterian, or organism ...

NextEra Energy Inc.’s infrastructure arm agreed to acquire closely held Symmetry Energy Solutions to expand its natural gas capabilities in the US and help meet the boom in AI power demand. NextEra ...

A shiny gray crystal called platinum-bismuth-two hides an electronic world unlike anything scientists have seen before.

Symmetry serves approximately 5,500 large commercial and industrial customers and 80,000 residential and small customers across 34 states Brian Bolster serves as CEO of NextEra Energy Resources ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Symmetry Partners is an industry-standard asset manager, leading to an Average Parent Pillar rating. One area of strength is the firm’s favorable fees for open-end and exchange-traded funds, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...