Efforts to cut car, plane and ship emissions get small boost

Several countries and companies announced plans Wednesday to stop selling cars that run on gasoline or diesel over the next two decades, as part of efforts to clamp down on a significant source of planet-warming emissions.

A detailed simulation of air flow after sneezing

By the beginning of April 2021, the number of people infected during the COVID-19 pandemic had risen to more than 130 million people of whom more than 2.8 million died. The SARS-CoV-2 virus responsible for COVID-19 is transmitted ...

NASA's first weather report from Jezero Crater on Mars

The weather often plays a role in our daily plans. You might put on a light jacket when the forecast calls for a cool breeze or delay your travel plans because of an impending storm. NASA engineers use weather data to inform ...

Bioinspired materials from dandelions

Fields are covered with dandelions in spring, a very common plant with yellow-gold flowers and toothed leaves. When they wither, the flowers turn into fluffy white seed heads that, like tiny parachutes, are scattered around ...

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