Boeing will provide logistics, training and engineering services to the Army's fleet of CH-47F Block II cargo helicopters until 2035.

Using the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers has inspected a distant ...

Virus entry is thought to involve binding a unique receptor for cell attachment and cytosolic entry. For SARS-CoV-2 underlying the COVID-19 pandemic, angiotensin- converting enzyme 2 (ACE2) is widely ...

Whether infection of cells by individual virions occurs randomly or if there is some form (s) of competition or cooperativity between individual virions remains largely unknown for most virus-cell ...