Gravity

The American Petroleum Institute gravity, or API gravity, is a measure of how heavy or light a petroleum liquid is compared to water: if its API gravity is greater than 10, it is lighter and floats on water; if less than 10, it is heavier and sinks.

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Scientists closer to solving mysteries of universe after measuring gravity in quantum world

Physicists Have Figured Out a Way to Measure Gravity on a Quantum Scale

Tiny magnet could help measure gravity on the quantum scale

Unlocking the Secrets of Bone Loss in Zero Gravity

Unlocking the Secrets of Stem Cells in Zero Gravity

Beyond the Visible Universe: New Research Reveals How Gravity Influences the Quantum Realm

Gravity helps show strong force strength in the proton

In 2014, China's first astronaut Yang Liwei joined Buzz Aldrin at the International Planetary Congress to explore possibilities for expanding human spaceflight cooperation. The movie "Gravity" was part of a discussion on rescuing astronauts in peril between space stations

Startling Signs of Gravity's Laws Breaking Down Detected in Twin Stars

Gravity-Defying Research: Cosmic Coatings and Light-Speed Fibers on the Space Station

Zero Gravity, Full Festivity: How Astronauts Celebrate Christmas in Space

Einstein’s Insight: Why Does Gravity Pull Us Down and Not Up?

Miniaturized Jumping Robots Could Study An Asteroid’s Gravity

Zero Gravity, High Stakes: ISS Crew’s Health and Biology Experiments Amid Dragon’s Countdown

Spinning a Dreidel in Zero Gravity aboard the International Space Station

'Wavy space-time' may explain why gravity won't play by quantum rules

New theory unites Einstein's gravity with quantum mechanics

Reimagining the Cosmos: New Theory Unites Einstein’s Gravity With Quantum Mechanics

Gravity of Aging: ISS Crew’s Innovative Research Before Resupply Mission

Antimatter: we cracked how gravity affects it – here's what it means for our understanding of the universe