Abstract: Calibration or model parameter estimation from measured data is an ubiquitous problem in engineering. In systems biology this problem turns out to be particularly challenging due to very ...

The moves to fire or sideline generals and admirals are without precedent in recent decades and have rattled the top brass. Credit...Photographs by Andrew Caballero-Reynolds/Agence France-Presse — ...

Expand your understanding of food systems as a Civil Eats member. Enjoy unlimited access to our groundbreaking reporting, engage with experts, and connect with a community of changemakers. PFAS are ...

EU faces rising imports and dependency on foreign chemicals Around 40% of EU's ethylene capacity at risk of closure North America and Middle East benefit from cheaper raw materials Factbox giving ...

A version of this story appeared in Volume 103, Issue 17 All four pesticides contain a fully fluorinated methyl or methylene group, raising concerns that they will persist in soil and water for many ...

When biting into a chili pepper, you expect a fiery sensation on your tongue. This spiciness is detected because of capsaicinoid compounds. But for some peppers, despite high levels of capsaicinoids, ...

A video clip of former Transportation Secretary Pete Buttigieg explaining Social Security Administration (SSA) database issues on the Flagrant podcast hosted by comedian Andrew Schulz has gained major ...

A new study has described a potential mechanism that could help explain why some proteins refold in a different pattern than expected. The research showed that a type of misfolding, called ...

The US Environmental Protection Agency is expanding its definition of per- and polyfluoroalkyl substances (PFAS)—at least for flagging contaminants for possible regulation in drinking water. In the ...