Leaf development describes the coordinated morphogenesis process by which a leaf is formed, and grows to become a mature photosynthetic organ. It starts from the initiation of a primordium in the ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Abstract festive vertical video background with animated green four leaf clover leaves or lucky shamrocks falling on white backdrop. Decorative celtic animation for St Patrick's Day celebration.

The 2025 CBS Sports Thanksgiving Classic will pit Arkansas against Duke as the two big-name brands collide at the United Center in Chicago, CBS announced Thursday. The early season showcase ...