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EarthSky Voices

Better ice tower reservoirs for farming

Automation can build bigger and better ice tower reservoirs that use less water and last longer for farming use in dry, high-altitude locations.

Speedy pulsar blazing through Milky Way

Astronomers compared images taken 10 years apart to learn that a speedy pulsar inhabits a known supernova remnant.

Sally Ride: 1st American woman in space

Sally Ride was the 1st American woman to go to space, flying on the STS-7 space shuttle Challenger mission in 1983, and later on another mission in 1984.

Rivers can suddenly change course, study says

Studying rivers from space using satellite imagery helps scientists see how rivers can suddenly change course, bringing the risk of flooding to communities.

A word about Earth’s water cycle

Earth's water cycle is vital to life. Although the amount of water on Earth is fixed, it continually cycles between the oceans, atmosphere and land.

Slow-spinning neutron star: A new class of object?

Slow-spinning neutron star PSR J0941-4046, sending out unusual radio waves, challenges our understanding of how neutron stars are born and evolve.

Planetary defense exercise: This was only a test

As a planetary defense exercise, scientists used a recent approach of Apophis as a test to see how quickly they could track and identify a hazardous asteroid.

Have a tornado tale? NOAA wants to hear from you

NOAA wants to hear your tornado tale. They're trying to learn more about how people react in a tornado. Learn more and find a link to their survey.

Tinnitus seems to be linked to sleep

Around 15% of the world’s population suffers from tinnitus, or a ringing in the ears. Scientists believe there is a link between tinnitus and sleep.

The sun as you’ve never seen it

ESA's Solar Orbiter reached perihelion, its closest point to the sun, in March. Here are stunning closeup images as never seen before.