Today’s column continues the theme of plant viruses introduced in this column last week. A virus can reduce a plant’s growth, lower its yield and result in inferior fruit, vegetables and flowers.

VIVIAN, LA - DECEMBER 12: With a temperature of 103.8, Asa Moore, 6, of Vivian, Louisiana is examined by John Messier, a physician's assistant, at the North Caddo Surgical and Medical Center for ...

Learn how a newly discovered virus disrupts its host’s nucleus in ways that echo how complex cells may have formed billions ...

The original version of this story appeared in Quanta Magazine. Ever since viruses came to light in the late 1800s, scientists have set them apart from the rest of life. Viruses were far smaller than ...

“It’s the most bizarre thing,” Edward Holmes, a virologist at the University of Sydney, told NPR’s Goats and Soda. “If you compare it to the human body, it’s like a person would have their legs, trunk ...

Scientists have discovered that H5N1, the strain of highly pathogenic avian influenza virus currently spreading in U.S. dairy cows, only needs a single mutation to readily latch on to human cells ...