Best snow shovel: Clear your driveway fast

Whether you get a couple inches or a foot of snow, these snow shovels have you covered. (Anna Hill via Unsplash/) Don’t be that cranky neighbor who grumbles at the sight of any snowflakes. Freshly fallen snow is a beautiful sight, and your snow days should be enjoyed. The best snow shovels will allow you […]

Mechanophores: Making polymer crystallization processes crystal clear

In modern times, manufacturers produce highly specialized materials for a wide array of uses, called polymers. Polymers have a variety of purposes owing to their versatile properties, ranging from being used in construction due to their high tensile strength and resistance to manufacturing plastic bags that require more lightweight, flexible materials, such as nylon or […]

A theory as clear as glass

Scientists at The University of Tokyo use computer simulations to model the effects of elemental composition on the glass-forming ability of metallic mixtures, which may lead to tough, electroconductive glasses Credit: Institute of Industrial Science, the University of Tokyo Researchers from the Institute of Industrial Science at the University of Tokyo used molecular dynamics calculations […]

U.K. is first to clear Pfizer’s COVID-19 vaccine for emergency use

The United Kingdom became the first country to approve a fully tested COVID-19 vaccine for its citizens on December 2 when it OK’d Pfizer’s vaccine for emergency use. Russia and China have allowed emergency use of vaccines made in those countries, but did so before safety and effectiveness trials were completed (SN: 8/11/20; SN: 7/21/20). […]

Clear temporal delimitations for amber, copal and resin aid in studies of biodiversity loss

Copal from the Holocene in Colombia with enclosed insects and plant remains. Credit: Senckenberg/Solórzano-Kraemer In a study published today in the Nature journal Scientific Reports, Senckenberg scientist Mónica Solórzano-Kraemer defines specific time periods for the terms amber, copal, and resin. Together with researchers from the Universitat de Barcelona, the Instituto Geológico y Minero de España, […]