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The Swiss army knife of smoke screens

Setting off smoke bombs is more than good fun on the Fourth of July. The military uses smoke grenades in dangerous situations to provide cover for people and tanks on the move. But the smoke arms race is on. Increasingly, ...

dateMar 18, 2018 in Materials Science
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Image: 22 years of SOHO

The activity cycle of the sun – where the number of sunspots increase and decrease – has been monitored regularly for around 250 years, but the use of space-based telescopes has given us a whole new perspective of our ...

dateFeb 26, 2018 in Space Exploration
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Using technology to detect hidden threats

Soldiers in combat have to constantly scan their surroundings for improvised explosive devices (IEDs), a signature weapon of modern warfare. These homemade bombs are often hidden—nestled in bushes, buried underground, or ...

dateFeb 09, 2018 in Engineering
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Printable, colorful camouflage with polymers

In nature, colors can serve as a form of communication, but they can also hide animals and plants, camouflaging them from sight. Researchers now report in ACS Applied Materials & Interfaces that they have developed polymers ...

dateFeb 07, 2018 in Polymers
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