US

US Airways (formerly USAir) was a major United States airline that operated from 1937 until its merger with American Airlines in 2015.

Gravitational waves could help us find out how fast the universe's expansion is accelerating

‘Double agents’: fossil-fuel lobbyists work for US groups trying to fight climate crisis

Solar Maximum Could Hit Us Harder and Sooner Than We Thought

What Hot Elephant Testicles Can Tell Us About Fighting Cancer

The Sun Just Unleashed a Huge Solar Flare, Triggers Radio Blackout in US

The maternal death rate in the US has more than doubled since 1999

Road trip! Catch October's annular solar eclipse with 5 iconic routes through the US

A Rare Domestic Resurgence of Malaria Is Circulating in the US

The Apocalypse Barely Missed Us 115 Years Ago, But It Could Happen Any Moment

Rare streaks of light above US are a sign that solar maximum is fast approaching

What Is a Heat Dome? Atmospheric Scientist Explains Why Southern US Is Baking Right Now

Smoke from Canadian wildfires chokes US Midwest, reaches Europe (satellite photos)

Electric flying vehicle gets clearance for flight tests in the US

First cell therapy for type 1 diabetes approved for use in the US

US is on track to halve emissions by 2035, but this still isn't enough

Are the orca "attacks" spreading? What cultural evolution teaches us about fads in animals

GPT-3 informs and disinforms us better

Second statue of Sally Ride, the 1st US woman in space, to be unveiled at Reagan Library

Record-setting heatwave bakes US South and Mexico

Almost 40 per cent of US girls and young women have low iron levels