Tuesday April 25th 2017

Posts Tagged ‘telescopes’

Are we alone?

Are we alone?

  If aliens ever sent us a message, scientists hope to pick it up in a remote part of northern California.   There, in a clearing nestled amid the volcanoes of the Cascade Range, 42 radio dishes point together at the sky. The dishes, each 20 feet across, form a [Read More]

Worlds beyond the solar system

Worlds beyond the solar system

Once upon a time — about 20 years ago — kids in school learned about nine planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. The Nine orbited the sun, and they were the only planets that mattered. Any others existed in the imagination of [Read More]

8 Ways Scientists Look at—But Don’t Yet See—Dark Matter

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8 Ways Scientists Look at—But Don’t Yet See—Dark Matter

The hunt for dark matter is on, and scientists are looking for the mysterious stuff on Earth and in space. I wrote about recent efforts to detect dark matter for the July-August 2009 issue of Discover magazine. Read the article here. [Read More]

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How nonequilibrium thermodynamics speaks to the mystery of life

How nonequilibrium thermodynamics speaks to the mystery of life

In his 1944 book What is Life?, Austrian physicist Erwin Schrödinger argued that organisms stay alive precisely by [Read More]

Solving a math problem to create art

Solving a math problem to create art

Optimization is the mathematical quest for the best way to do something, from finding the shortest distance between two [Read More]

The Internet of Things wants to link all facets of our world

The Internet of Things wants to link all facets of our world

A 94Fifty looks like an ordinary basketball. You can inflate, dribble, pass, shoot, swoosh and slam-dunk it. But [Read More]

When your stuff spies on you

When your stuff spies on you

In October 2016, hackers hit a company called Dyn. Hackers are people who write computer programs that can break into [Read More]

The return of supersolids!

The return of supersolids!

We learn it from a young age: solids hold their shapes; liquids flow. Physical states of matter are mutually exclusive. [Read More]

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