Animals reproduce in a variety of fascinating ways. Some species, including humans and many other mammals, give birth to live ...

Female lineages of European cuckoos lay eggs with colorful shells and intricate patterns specialized to deceive more than 100 avian hosts into fostering their chicks. Parasitic cuckoo eggshells show ...

House lizards, especially the common house gecko, are frequent visitors in many Indian homes. While they are not as harmful as insects like mosquitoes or cockroaches, they can still spread bacteria ...

Creating human eggs from adult cells just got one step closer to reality. A technique used in cloning combined with fertilization and a bit of chemical coaxing caused human skin cells to produce eggs ...

Human eggs seem to dispose of their waste more slowly than other cells do, which may help them avoid wear and tear – and explain why they live longer. Every woman is born with a finite number of egg ...

Human eggs stay dormant for decades by slowing down their waste disposal systems, according to new research involving over 100 freshly donated eggs. This clever energy-saving strategy appears to help ...

New research shows it's possible to reprogram skin cells into eggs that can be fertilized in the lab, though it's just a proof of concept for now. Reading time 3 minutes A team of scientists has ...