The Americas (sometimes collectively called America) are a landmass comprising the totality of North and South America.

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What Would Happen if Every American Got a Heat Pump

Lunar lander Odysseus touches down on the moon, the first American spacecraft to accomplish the feat since 1972.

The Feds Just Bet Even Bigger on American-Made Heat Pumps

The Great American Total Solar Eclipse of 2024

Zooming Ahead: The Pandemic-Induced Prosperity Shift in American Life

Ancient DNA and Paleo-GPS: Rewriting the Story of Woolly Mammoths and American Colonization

Surprising Genetic Rift: Major Differences in American and Chinese Chestnuts

NASA Volunteers Shine at American Astronomical Society Meeting

Vulcan Rocket Aces Its First Launch

NASA Features New Discoveries at American Astronomical Society Meeting

Watch the Best Scientific American TikToks of 2023

Chinese astronauts have been banned from going to the International Space Station since 2011 when Congress passed a law prohibiting official American contact with the Chinese space program

Black Children Who Speak African American English Are Routinely Misdiagnosed with Speech Disorders

55 Books Scientific American Recommends in 2023

Landscape Explorer shows how much the American West has changed

Polarization or Paradox? MIT Study Unveils the True Tendencies of American News Consumption

The dramatic plumes seen during Starship's recent test are partly a result of hot-staging. Rarely used by American vehicles, and new for SpaceX, hot-staging was common in Soviet-era rockets. This system simplifies stage separation, and SpaceX estimates will increase Starship’s payload by 10%.

You Need a Heat Pump. Soon You’ll Have More American-Made Options

Carl Sagan once ambushed astronaut Frank Borman into a discussion of American atrocities in Vietnam, egging his students to ask him pointed questions on war

Joseph Kerwin was the first American physician to go to space and had the first chance to study space medicine. Ready on Skylab with a minor surgery kit and drugs, a dislocated finger was the most serious ailment any of the three astronauts experienced when he was there