Using smartphone cameras to track alertness

Our level of alertness rises and falls over the course of a workday, sometimes causing our energy to drop and our minds to wander just as we need to perform important tasks.

Hong Kong research warns of sunscreen health risks

New research in Hong Kong has found that UV filters commonly used in sunscreen are polluting surrounding waters and could endanger human health, one of the city's leading universities said Thursday.

Observing the development of a deep-sea greenhouse gas filter

In a long-term study, marine scientists from Bremen have for the first time observed the slow colonization of the crater around a deep-sea mud volcano after its eruption. The first settlers are tiny organisms that eat methane ...

Sunscreen chemicals in water may harm fish embryos

For most people, a trip to the beach involves slathering on a thick layer of sunscreen to protect against sunburn and skin cancer. However, savvy beachgoers know to reapply sunscreen every few hours because it eventually ...

Realization of color filter-free image sensors

A South Korean research team has developed an image sensor that captures vivid colors without color filters. The Korea Research Foundation announced that Professor Dae Sung Chung (Daegu Gyeongbuk Institute of Science and ...

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