Tag Archives: kilometers per hour

Supermassive black hole winds blowing at 36 million miles per hour could shape entire galaxies

A bright quasar powered by a supermassive black hole is blasting radiation that pushes surrounding gas clouds to produce winds reaching speeds of about 36 million miles per hour (58 million kilometers per hour). Oh, and the quasar is almost as old as the universe itself. The discovery, made by a team of scientists led… Read More »

Should we convert it to Category 6? Some call for larger hurricane category as warming fuels storms

A handful of super-strong tropical storms in the past decade and the possibility of more have led several experts to propose a new category of major hurricanes: Category 6. Research shows that the strongest tropical storms are becoming more intense due to climate change. So the traditional five-category Saffir-Simpson scale, developed more than 50 years… Read More »