Tianwen-2 asteroid mission closes to within 20 kilometers of Kamoʻoalewa on July 4, 2026 — China‘s first sample-return probe ...

For most of scientific history, chemical elements were identified through materials that could be handled, heated, weighed or ...

For many Ohio livestock operations, hay remains one of the largest and most important feed resources on the farm. Yet hay quality can vary widely depending ...

Scientists around the world have been searching food, water, and other environmental media for microplastics and for per- and ...

In September 2025, NASA announced that its Perseverance rover had discovered a potential biosignature, which is a substance or structure that might have a biological origin. A new paper, published in ...

Abstract: In this paper, we first discuss the main types of noise in a typical pump-probe system, and then focus specifically on terahertz time domain spectroscopy (THz-TDS) setups. We then introduce ...

Near-infrared spectroscopy, known as NIR spectroscopy or NIRS, is a long-established analytical technique. For over 30 years, it has proven to be a fast and reliable method for measuring chemical and ...