An easily reversed hydrogel male contraceptive

A team of researchers working at China's Fourth Hospital of Harbin Medical University has developed a new kind of male contraceptive that is easily reversed. In their paper published in the journal ACS Nano, the group describes ...

Water processing: Light helps degrade hormones

Micropollutants in water often are hormones that accumulate in the environment and may have negative impacts on humans and animals. Researchers of Karlsruhe Institute of Technology (KIT) and Leibniz Institute of Surface Engineering ...

Phase transformation in titanium alloys observed at atomic scale

Titanium is an important structural metal. Titanium alloys are widely used in aerospace and biomedical applications, thanks to their light weight, remarkable specific strength, superb corrosion resistance and high heat resistance.

This device could usher in GPS-free navigation

Don't let the titanium metal walls or the sapphire windows fool you. It's what's on the inside of this small, curious device that could someday kick off a new era of navigation.

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