Galaxy cluster discovered at record-breaking distance

A new record for the most distant galaxy cluster has been set using NASA's Chandra X-ray Observatory and other telescopes. This galaxy cluster may have been caught right after birth, a brief, but important stage of evolution ...

date10 hours ago in Astronomy
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Thunderstorms spread mercury pollution

In the southern United States, an afternoon thunderstorm is part of a regular summer day. But new research shows those storms might be doing more than bringing some scary thunder and lightning.

date9 hours ago in Environment
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Herbicides can't stop invasive plants. Can bugs?

Over the past 35 years, state and federal agencies have spent millions of dollars and dumped untold quantities of herbicides into waterways trying to control the invasive water chestnut plant, but the intruder just keeps ...

date10 hours ago in Ecology
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