The “mother of plant virology and serology,” Helen Purdy Beale, developed techniques to understand the nature of viruses that went unappreciated for decades.

Researchers confirm TR4’s presence in Colombia, increasing concerns about the future of the industry.

Oxytetracycline, approved by the US government to combat citrus scourge, may not work—at least not as a spray.

Splashes from raindrops spend fungal spores high enough aloft to be swept away by the wind, researchers observe with high-speed photography.

Pathogens appear to steal the metal from plants using the erratic motion of microscopic particles.

Scientists suspect the rapidly spreading beech leaf disease is due to an unidentified microbe.

The European Union says no thanks.

A new study ignites debate on the cause of pistachio bushy top syndrome, a disease that has crippled farms in California, Arizona, and New Mexico.

Selected images of the Day from the-scientist.com