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Posts tagged gravity

September 16, 2016


Different colored billiard balls

How’s Your Fastball?

No matter HOW fast the "fast" ball is moving, it will still fall at the same speed as the ball that just meanders over the edge.

August 19, 2016


Comet Hale Bop

Is the Force of Gravity Increasing?

Is the force of gravity increasing? Find out on this Moment of Science.

July 21, 2016


A telescope set up outside

A New Ninth Planet

Pluto is too small to be considered a planet anymore, but our solar system appears to have a new ninth planet.

July 1, 2016


computer simulated black hole

The Remains of a Star

A black hole has such a powerful gravitational pull that it sucks up everything nearby, including light.

June 22, 2016


three astronauts waiting to go into space

Pens In Space

Astronauts cannot use conventional pens and pencils in outerspace. Here's why:

May 23, 2016



How Clouds Float

Clouds weigh several tons but stay airy by distributing their weight over a large area.

March 29, 2016


lunar rings

Running Rings Around Us

Saturn's rings are made of the remnants of former moons that were destroyed in a collision.

July 29, 2015


crescent moon

Complex Life and the Moon    

Our moon stabilizes Earth's axis and makes for habitable conditions; but, scientists discover, life is still possible without moonlit nights.

February 11, 2015


composite of a series of images photographed from a mounted camera on the Earth-orbiting International Space Station, from approximately 240 miles above Earth.

Planets of Double Stars

Extrasolar planets form along misaligned orbits.

January 14, 2015


Appalachian Mountains aerial view

Appalachian Bend

The Appalachian Mountain range has a strange bend in it caused by the gravitational pull of certain underground rocks.

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