Russian-born scientist Kseniia Petrova has been detained by U.S. Immigrations and Customs Enforcement since February when she ...

Kseniia Petrova, a Harvard scientist crucial to cancer diagnostic advancements, has been detained for two months, raising ...

Under a microscope, the red hearts would just be ... Life, even an entity as seemingly simple as a frog egg, is flexible. It has options. At five days or so, red-eyed tree frog eggs, developing ...

The research, led by Professor S. D. Biju of the University of Delhi, describes how these frogs breed and deposit terrestrial eggs above the water surface on the inner walls of water-filled tree ...