The frequency of fireballs in our planet’s skies seemed to grow in recent months. NASA and other meteor experts can’t agree ...

Using the Canadian Hydrogen Intensity Mapping Experiment (CHIME), an international team of astronomers has performed radio ...

HIV-1 envelope glycoprotein (Env), a gp120–gp41 trimer, undergoes coordinated conformational changes that drive membrane fusion and allow immune evasion by transiently concealing ...

In my latest Signal Spot, I had my Villanova students explore machine learning techniques to see if we could accurately ...

Frequency combs are light sources with a spectrum that comprises a series of sharp, equally spaced lines. The frequencies of these lines are known to a very high degree of accuracy, which makes ...

The share of Republicans who say the country should prioritize oil, coal and natural gas over wind and solar power has doubled to 71% over the last six years. Fresh data delivered Saturday mornings ...

A comprehensive assessment of how transformation of dietary nutrients by the gut microbiota influences host health is needed. Systematic integration of 5,554 global gut metagenomes and various ...