The number of babies born in the United States fell again last year. According to new data from the Centers for Disease Control and Prevention, there were 3.6 million births in 2025, a 1% decline from ...

The teenage birth rate in the U.S. fell by 7% in 2025, continuing decades of decline, according to a report published Thursday by the National Center for Health Statistics. "A 7% decline is really ...

A lawyer for the Trump administration during arguments at the Supreme Court leaned hard on his claim that so-called birth tourism is strong evidence that the U.S. policy of automatically giving ...

In a simulation involving 15 healthy trainees, slowing respiration to 10 seconds per breath produced pulsus measurements exceeding 20 mm Hg, enabling improved teaching simulation and understanding of ...

The term refers to pregnant women who travel to the United States to give birth so that their baby can have American citizenship. By Amy Qin When the Supreme Court hears oral arguments on Wednesday ...

“Not only did we capture such an amazing dataset, but we actually knew each of these whales,” says marine biologist David Gruber, who leads Project CETI, a nonprofit based partly in the Caribbean ...

The marine mammals act like midwives, supporting mothers and their calves through delivery. Sperm whales swim off the coast of Dominica, where, in July 2023, Project CETI scientists witnessed a rare ...

President Donald Trump is pushing Congress to pass a sweeping election‑security bill that would require proof of citizenship to vote — raising new questions for Americans who don’t have easy access to ...

A simulated cell in the early stages of division. Left half shows cytoplasm (blue cubes), mRNA degradation machinery molecules (pink), and sugar transporters (brown). Right half adds the membrane ...

The fall is astonishing. At its height, the global fertility rate hit 5.3 births per woman in 1963, but it has been in near-constant decline ever since. Sixty years on, it is now only around 2.2. In ...

In Python Physics Lesson #35, we explore how to simulate LRC circuits and understand their behavior over time. This video breaks down the concepts of inductance, resistance, and capacitance, and shows ...