Technique could enable cheaper fertilizer production

Most of the world's fertilizer is produced in large manufacturing plants, which require huge amounts of energy to generate the high temperatures and pressures needed to combine nitrogen and hydrogen into ammonia.

Jupiter gets its stripe back

(PhysOrg.com) -- Astronomers using three telescopes atop Mauna Kea in Hawaii have recorded the return of a unique belt on Jupiter that periodically fades from dark brown to white. It's most recent fade-out started earlier ...

New Images Indicate Object Hits Jupiter

(PhysOrg.com) -- Scientists have found evidence that another object has bombarded Jupiter, exactly 15 years after the first impacts by the comet Shoemaker-Levy 9.

Greenpeace finds pollution from Italy cruise ship wreck

Greenpeace on Friday warned that chemicals from a cruise ship wreck were oozing into the sea around Italy's picturesque Giglio Island but the environment ministry said the levels were not "significant".

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