Early growth of giant galaxy, just 3 billion years after the Big Bang, revealed

Astronomers have for the first time gotten a glimpse of the earliest stages of massive galaxy construction. The building site, dubbed “Sparky,” is a developing galaxy containing a dense core that is blazing with the light of millions of newborn stars which are forming at a ferocious rate. The discovery was made possible through combining …

Scientists grow an organ in an animal from cells created in lab

  Laboratory-grown replacement organs have moved a step closer with the completion of a new study. Scientists have grown a fully functional organ from transplanted laboratory-created cells in a living animal for the first time. The researchers have created a thymus — an organ next to the heart that produces immune cells known as T …