This article validates VOC analysis in water using EPA 8260 guidance and gas chromatography-mass spectrometry.

Calculators are so ubiquitous and so familiar that they are easy to take for granted in many different ways. [lcamtuf] points ...

In order to make the teleoperation system more practical, it is necessary to effectively control the tracking error convergence time of the teleoperation system. By ...

Recent years have seen several hybrid simulation methods for exploring the conformational space of proteins and their complexes or assemblies. These methods often combine fast analytical approaches ...

Researchers have synthesized many different types of colloidal particles that can convert an external stimulus into propulsion capable of propelling the particles, thereby making them “active.” The ...

On a spring afternoon in 2014, Brisha Borden was running late to pick up her god-sister from school when she spotted an unlocked kid’s blue Huffy bicycle and a silver Razor scooter. Borden and a ...

The Arctic sea ice retreat has been one of the most dramatic climate changes in recent decades. Nearly 50 y ago it was predicted that a darkening of the Arctic associated with disappearing ice would ...