23/02/2016

How sweet can you get?

A sweeter version of a widely used plant-derived sweetener is on the way. Researchers have found a way to make thaumatin—one of the sweetest natural sugar substitutes on the market—even sweeter.

Magnetoreception molecule found in the eyes of dogs and primates

Cryptochromes are light-sensitive molecules that exist in bacteria, plants and animals. In animals, they are involved in the control of the body's circadian rhythms. In birds, cryptochromes are also involved in the light-dependent ...

The science behind leap years and how they work

Most of the time, a year is made up of 365 days. But this year, just like 2012, and the year four years before that, has 366. And that vital extra day, a leap day, is (partly) what keeps our calendars in working order.

Working with Facebook to create better population maps

Understanding population density, especially in rural areas around the world, is vital to assessing human exposure to hazards and climate change, access to markets and health services, impacts on land cover and ecosystems—and ...

New scrubber does not pollute sea water

Fresh-water gas exhaust scrubbers produce so little effluent that, in the future, it will be possible to build ships with zero effluent discharge into the sea, reveals a new study from the University of Vaasa, Finland.

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