Biological activity alters the ability of sea spray to seed clouds

Ocean biology alters the chemical composition of sea spray in ways that influence their ability to form clouds over the ocean. That's the conclusion of a team of scientists using a new approach to study tiny atmospheric particles ...

The making of dust

(PhysOrg.com) -- On the Earth, dust particles are everywhere - under beds, on bookshelves, even floating in the air. We take dust for granted. Dust is also common in space, and it is found for example in the cold, dark molecular ...

Study measures single-molecule machines in action

(PhysOrg.com) -- In the development of future molecular devices, new display technologies, and "artificial muscles" in nanoelectromechanical devices, functional molecules are likely to play a primary role.

Improving the accuracy of international standards for graphene

The results of the first international comparison of the measurement of graphene have been published in 2D Materials, led by the National Physical Laboratory (NPL) in the U.K., through the Versailles Project on Advanced Materials ...

Research confirms effectiveness of oil dispersants

Marine oil spills are one of the most direct, and harmful, examples of the toll that the extraction of fossil fuels can take on the environment. One of the few tools to mitigate that damage are chemical dispersants that break ...

Synthesizing valuable chemicals from contaminated soil

Scientists at Johannes Gutenberg University Mainz (JGU) and ETH Zurich have developed a process to produce commodity chemicals in a much less hazardous way than was previously possible. Such commodity chemicals represent ...

Team identifies water-bearing minerals on asteroid Bennu

A Southwest Research Institute-led team discovered evidence of abundant water-bearing minerals on the surface of the near-Earth asteroid (101955) Bennu. Using early spectral data from NASA's OSIRIS-REx spacecraft orbiting ...

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