chemical

Computerized Chemical Toxicity Prediction Beats Animal Testing

发表于 2018-08-11 computerized toxicity chemical

Researchers programmed a computer to compare structures and toxic effects of different chemicals, making it possible to then predict the toxicity of new chemica…

Nobel in Chemistry for New and Useful Chemical Entities via Evolutionary Principles

发表于 2018-10-04 chemical chemistry entities

Frances H. Arnold, George P. Smith and Gregory P. Winter share the 2018 chemistry Nobel for developing evolutionary-based techniques that lead to the creation o…

Chemical Tweak Recycles Polyurethane into Glue

发表于 2019-09-05 recycles tweak polyurethane

It’s not easy to recycle polyurethane, so it’s usually tossed out or burned. But a chemical tweak can turn polyurethane into glue. Christine Herman reports. Lea…

Tardigrade Protein Protects DNA from Chemical Attack

发表于 2019-10-17 caustic tardigrade protects

The Dsup protein protects DNA under conditions that create caustic free radical chemicals. Learn more about your ad choices. Visit megaphone.fm/adchoices

Baby Bees Deprive Caregivers of Sleep

发表于 2020-12-22 deprive chemical caregivers

Bee larvae and pupae appear to secrete a chemical that does the work of a late-night cup of coffee for their nurses. Learn more about your ad choices. Visit meg…

These Bugs Produce Smelly Defenses That Need to Be Heard to Be Believed

发表于 2021-11-01 chemical smelly believed

You read that right. Researchers have taken the chemical defenses of some insects and turned them into sounds, which, it turns out, repel people just as well. L…

2014 Nobel Prize in Chemistry

发表于 2014-10-08 betzig chemical chemistry

Eric Betzig, Stefan W. Hell and William E. Moerner share the 2014 chemistry Nobel for the development of super-resolved fluorescence microscopy, which has enabl…

E.T. May Reveal Itself with Vibration

发表于 2015-01-06 vibration complement chemical

Looking for movement could complement chemical searches for extraterrestrial life. Christopher Intagliata reports Learn more about your ad choices. Visit megaph…

Nectar Helps Bees’ Medicine Go Down

发表于 2015-02-21 bumblebees chemical nectar

In addition to fuel, nectar from various plant species contains chemical compounds that reduce the numbers of a common gut parasite in bumblebees. Christopher I…

See Movement Better by Bicarb

发表于 2015-03-24 bicarbonate bicarb chemical

Bicarbonate, the chemical that transports CO2 through the blood, increases the "refresh rate" of rod cells in lab tests--which could mean better motion detectio…