A U of A engineering researcher is using sunlight and semiconductor catalysts to produce hydrogen by splitting apart water ...

Whether anything ever lived on Mars is unknown. And the present environment, with harsh temperatures, intense radiation, and ...

Astronomers identified chemical signatures of dimethyl sulfide (DMS) and possibly dimethyl disulfide (DMDS) in the atmosphere ...

SCIENTISTS have hailed the “enormous” discovery that extraterrestrials could be living on k218b — an exoplanet 124 lightyears from Earth. Cambridge University astronomers are ...

Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China University of Chinese Academy of Sciences, Beijing 100049, China ...

NASA’s Curiosity Rover has just made a stunning discovery on Mars — the largest organic molecules ever found on the planet! These long carbon chains, possibly linked to fatty acids (key ...

It's that time of year when things start greening up more, and it seems to brighten up by the day. I was home Monday as it ...

Remember that big word we learned in elementary school, 'photosynthesis ... roughly 1% argon and other trace amounts of gases. What molecules make up Earth's atmosphere Lightning has a lot ...

In relation to global warming and the role of carbon dioxide, the atmospheric residence-time of carbon dioxide from industrial emissions, and the carbon dioxide fixation capacity by photosynthesis in ...

This adds to evidence that immune molecules can influence behavior during illness. Immune molecules called cytokines play important roles in the body's defense against infection, helping to ...

Banik and his colleagues, for instance, have created a chemical ‘tow hitch’ called targeted relocalization-activating molecules (TRAMs) that latch on to a shuttle protein at one end and a ...