Researchers have directly visualized a rare type of chemical bond between some of the heaviest elements in the periodic table, providing experimental evidence of how these atoms share electrons in ...

Here, we investigated the spatial diversity of DMSP, microbial communities, and their genetic capacity for DMSP synthesis and catabolism (Fig. 1) in SO seawater and sea ice during the austral winter ...

"Many students lose ranks not because they lack knowledge, but because they couldn't resist guessing. Treat skipping a ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Test your internet speed with the best free apps for 2026. Compare top options for Wi-Fi, mobile data, latency, test history, and troubleshooting. A fast internet plan does not always guarantee a ...

The Department of Energy’s Genesis Mission stands as this generation’s great scientific endeavor.

The first step in USNCO, held each March. High school students can participate by registering with ACS. Registration does not guarantee participation. Students will be notified by their ACS Local ...

The best at-home STD tests offer fast and accurate results, use CLIA-certified labs, and accept HSA/FSA. Most modern STD tests are highly accurate, and when conducted correctly, at-home tests estimate ...

Medicinal chemistry deals with the design, optimization and development of chemical compounds for use as drugs. It is inherently a multidisciplinary topic — beginning with the synthesis of potential ...

The CMA exam has introduced new question formats in 2025 to better assess candidates’ ability to apply knowledge in practical scenarios. These updates emphasize analytical thinking, decision-making, ...

Researchers used machine learning to help predict chemical signatures for over 1 billion possible fentanyls, including variants never seen before.

The latest news in mass spectrometry, instrumentation, microfluidics, spectroscopy, chemical sensing, and more. Stay on top of the chemistry world with your editor-curated roundup of C&EN stories ...