Overactive cell metabolism linked to biological aging

Why do cells, and by extension humans, age? The answer may have a lot to do with mitochondria, the organelles that supply cells with energy. Though that idea is not new, direct evidence in human cells had been lacking. Until ...

Converting CO2 into usable energy

Imagine if carbon dioxide (CO2) could easily be converted into usable energy. Every time you breathe or drive a motor vehicle, you would produce a key ingredient for generating fuels. Like photosynthesis in plants, we could ...

Mars mission could ease Earth's energy supply crisis

Techniques and instrumentation initially developed for ExoMars - Europe’s next robotic mission to Mars in 2016 - but now due to fly on a NASA mission in 2018, could also provide the answers to the globally pressing issue ...

DayStar to buy technology to make solar power available at night

DayStar Technologies has struck a deal to buy a company whose technology could solve a problem that has chilled the solar energy industry: How to make solar power available for electricity usage at night when the sun is gone.