Late 20th century was warmest in 1,400 years

Earth was cooling until the end of the 19th century and a hundred years later, the planet's surface was on average warmer than at any time in the previous 1,400 years, according to climate records presented on Sunday.

Sweet lime oils defeat pests

Citrus peel and pulp is a growing waste problem in the food industry and in the home. However, there is potential to extract something useful from it. Work in the International Journal of Environment and Waste Management ...

New design improves water decontamination via plasma jet

Plasma is an ionized gas—that is, a gas containing electrons, ions, atoms, molecules, radicals, and photons. It is often called the fourth state of matter, and surprisingly, it permeates everything. Plasmas, which are artificially ...

Privacy issues shadow medical apps' claims to improve care

Smartphones and tablets are go-to gadgets to count calories, document daily jogs, measure heart rates and record sleep patterns. Some applications now even analyze blood sugar levels, track fertility or monitor moods for ...

A short cut to billion dollar drugs

(Phys.org)—Scientists have found a highly efficient method of making hormone-based drugs which could generate billions of sales for the pharmaceutical industry.

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