Scientists at Michigan State University have uncovered the molecular “switch” that powers sperm for their final, high-speed dash toward an egg. By tracking how sperm use glucose as fuel, the team ...

A team of ocean and climate researchers is calling for a new generation of carefully designed ocean iron fertilization (OIF) field trials to determine whether this marine carbon dioxide removal (mCDR) ...

Fertility care has evolved significantly over the last few decades and is now offering structured solutions to indivi ...

Source: Illustrated by Kalos Chan, image owned by Ben Sedley Have you ever felt worried? And someone said, “Don’t worry about it”? Did that help? Have you ever felt sad? And someone said, “Cheer up”?

One of the most complete human ancestor fossils ever found may belong to an entirely new species, according to an international research team. The famous “Little Foot” skeleton from South Africa has ...

This statement might sound like a line from a sci-fi movie, but what if life on Earth didn’t start here at all? For decades, that question sat on the fringe of science, it was filed next to crop ...

Stem cells are precursors of a variety of different cells: They can turn into anything from blood to bone to muscle. Human blood stem cells, known as hematopoietic stem cells, are the forerunners of ...

Scientists have created human eggs containing genes from adult skin cells, a step that someday could help women who are infertile or gay couples have babies with their own genes but would also raise ...

Catherine Powell, an adjunct senior fellow for women and foreign policy at the Council on Foreign Relations, is the former White House National Security Council human rights director. Desirée Cormier ...

Every four-and-a-half years, on a revolving basis, each of the 193 member countries of the United Nations submits a report to the U.N. Human Rights Council on its domestic human rights record under ...