John Allen has an addiction, and he readily admits it. He can’t live without cycads. He has planted dozens of varieties of them across his 1-acre hillside property in rural Vista. Allen bought the ...

Cycads are an ancient group of plants that have been around since the age of dinosaurs. They were dominant plants at that time, but most are currently considered endangered. While there are more than ...

The world’s loneliest plant could soon be a little less lonely—and possibly even find a mate—with the help of scientists using artificial intelligence (A.I.). Their new effort could help identify an ...