Nature These intricate "phantom" leaves from 1864 look like delicate lace Cut-Outs Preserved in Time Popkin
plants Fossilized "alien plant" from 47 million years ago unlike anything alive today Allan Rose Hill
young experts Illegal opium poppy spotted in Japan — by 3-year-old plant enthusiast (video) Carla Sinclair
Weird A.I. reveals the astonishing number of mysterious fairy circles around the globe David Pescovitz