A dead satellite can become a high-speed hazard in an orbit that is already packed with working spacecraft. That risk is why ...

Motors and gear trains with micrometer dimensions and powered by light are fabricated using semiconductor lithography and ...

This important study combines optogenetic manipulations and wide-field imaging to show that the retrosplenial cortex controls behavioral responses to whisker deflection in a context-dependent manner.

Complex fluids, such as polymer melts and concentrated suspensions, are foundational materials for industrial products, ...

The Linac Coherent Light Source in California has been firing record-breaking X-ray pulses for years, but now it’s due for a ...

It could be the largest lunar impact event in 5,000 years.If it hits in December 2032, asteroid 2024 YR4 — believed to be 60 ...

Arteta says Arsenal avoided a chaotic contest but admits they should have put the game to bed earlier.

In civil and structural engineering, the word “safe” is often used as the ultimate benchmark of good design. If a structure does not collapse under design loads and meets code requirements, it is ...

In response to low engagement in Multnomah County’s drug deflection program, District Attorney Nathan Vasquez has announced steep changes. Starting Jan. 5, people that fail to complete the county’s ...

Multnomah County commissioners were less than dazzled by the performance of the county’s drug deflection center during its first year of operation, which ended Aug. 31. At a briefing Thursday, ...

After NASA smashed a spacecraft into an asteroid, its orbit slowly but surely changed over the next month, and astronomers can’t explain why. In 2022, the Double Asteroid Redirection Test (DART) flew ...