National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

Real Christmas trees are nostalgic, but they can also be messy and a fire hazard—and buying them year after year adds up. Luckily, the best artificial Christmas trees of 2026 look realistic, require ...

Geophysics is the study of earth through the collection and analysis of physical property measurements that are recorded at or near the ground surface. Thus, geophysical methods include a vast array ...

This page contains links to EPA's Compendium of Methods for the Determination of Toxic Organic Compounds in Ambient Air. The Compendium contains a set of 17 peer reviewed, standardized methods for the ...

LoL-align is a probabilistic, distance-based protein structure alignment algorithm that iteratively optimizes a local log-odds score, achieving higher sensitivity for remote homologs and better ...

This year, rather than spend hundreds on a real tree that’ll drop needles around your living room and dry out within a week, you may want to opt for an artificial Christmas tree instead. Will it smell ...

Most gardeners soon learn that chemical weed killers are best avoided if they want to protect the prized plants growing in their yards. But there's another method that can be just as problematic as ...

Identification of disease-associated patterns in spatial molecular data is challenging. We introduce variational inference-based microniche analysis (VIMA), a deep learning-based statistical method ...