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251,534 articles from PhysOrg

Researchers report finding first bidirectional color-changing flower variety

We all like flowers, and one of the most appealing things about flowers is presumably the wide array of shapes, sizes, and of course, colors in which they come. But did you know that some flowers can change their colors? Although it's not all flowers, this trait has been observed in hundreds of different species for at least a number of decades.

Scientists produce nanobodies in plant cells that block emerging pathogens

Scientists at the U.S. Department of Agriculture's (USDA) Agricultural Research Service (ARS) recently announced that plants could be used to produce nanobodies that quickly block emerging pathogens in human medicine and agriculture. These nanobodies represent a promising new way to treat viral diseases, including SARS-CoV-2.