Vincent Sarment

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What is time?

… And why does it move forward?<p>Imagine time running backwards. People would grow younger instead of older and, after a long life of gradual …

Physics

The Universe Is Almost Done Making Stars

Star formation is now 30 times lower than at its peak 11 billion years ago.<p>In its youth, the universe was a roiling soup of star ingredients, with new stars forming rapidly. But now it's much quieter, and things are not expected to get more exciting anytime soon, astronomers say. For the first …

Scientists claim to have grown sperm in test tubes

The breakthrough could help thousands of infertile men and young boys left sterile from cancer treatment all over the world, the scientists say<p>Scientists have claimed to have grown mature human sperm in test tubes in a breakthrough that could help combat male infertility.<p>The sperm cells, which have …

UK scientists seek permission to edit the genes of human embryos

LONDON, Sept 18 (Reuters) - British scientists have applied for permission to edit the genes of human embryos in a series of experiments aimed at finding out more about the earliest stages of human development.<p>Just months after Chinese scientists caused an international furor by saying they had …

Black Holes May Explode Into 'White Holes' And Pour All Their Matter Into Space, Physicists Say

Black holes might end their lives by transforming into their exact opposite — 'white holes' that explosively pour all the material they ever swallowed into space, say two physicists. The suggestion, based on a speculative quantum theory of gravity, could solve a long-standing conundrum about …