New evidence that comets could have seeded life on Earth

(Phys.org) —It's among the most ancient of questions: What are the origins of life on Earth? A new experiment simulating conditions in deep space reveals that the complex building blocks of life could have been created ...

The Achilles heel of the coronavirus

Viruses require the resources of an infected cell to replicate and then infect further cells, and transfer to other individuals. One essential step in the viral life cycle is the production of new viral proteins based on ...

New way to break some of the strongest chemical bonds

(PhysOrg.com) -- Scientists at Cornell University in the U.S. have found a new way of breaking two of the strongest chemical bonds, at ambient temperature and pressure, and this breakthrough could lead to low-energy processes ...

Flower power puts a hurt on caterpillars

U.S. Department of Agriculture (USDA) scientists in Peoria, Ill., are investigating the pest-fighting potential of anthocyanins, healthful chemical compounds in the form of plant pigments that give blueberries, plums, grapes ...

Researchers ink nanostructures with tiny 'soldering iron'

Researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) have shed light on the role of temperature in controlling a fabrication technique for drawing chemical patterns as small as 20 nanometers. This technique ...

Organic compounds found in proto-planetary disks

(PhysOrg.com) -- A new study from scientists in the US has reported that organic compounds could be formed in proto-planetary disks, and could have seeded the development of life in our own and other planetary systems.

How bacteria can survive in acidic, metal rich environments

Acid-loving bacteria thrive in sour, acidic places and can help to dissolve metal. Therefore they are often used for industrial metal extraction. In her doctoral thesis "Growth and Survival of Acidithiobacilli in Acidic, ...

page 1 from 10