The complaint notes Petrova’s boss at Harvard is Dr. Leonid Peshkin. Peshkin asked Petrova to bring “histological samples of ...

A Russian scientist at Harvard University’s Medical School discussed her plans to smuggle frog embryos into the U.S. ahead of ...

Camouflage takes many forms in the natural world. Some animals are born with skin or coats that blend in naturally with their environment. Some Old World lizards like the chameleon have an almost ...

Harvard Medical School researcher Kseniia Petrova was detained by Immigration and Customs Enforcement (ICE) after she failed ...

Kseniia Petrova was detained after customs found frog embryos in her luggage. A Russian researcher at Harvard University is being detained at a Louisiana detention center over failing to declare ...

Researchers have found that some cells form new multicellular structures with functions that defy their original biological ...

Harvard Medical School researcher Kseniia Petrova was detained by Immigration and Customs Enforcement after she failed to disclose frog embryos she brought into the country. Petrova’s attorney ...

Kseniia Petrova’s visa was revoked as she returned to Boston last month. She fears deportation to Russia because of her ...

First Mouse With Two Male Parents to Reach Adulthood Jan. 28, 2025 — A team of stem cell scientists have successfully used embryonic stem cell engineering to create a bi-paternal mouse -- a ...

The customs officials found frog embryos in her luggage that she did not declare because she said she did not know that she was supposed to do so. She got the embryos to study them at the request ...