The surface of Venus is like a scene from Dante Hell – “Abandon all hope, you who enter here!” and so on. The temperature is hot enough to melt lead, the air pressure is nearly a hundred times that of Earth at sea level, and there are even rain clouds of sulfuric acid! But at … Read more
A few weeks ago, a team of Caltech scientists announced that they had successfully transmitted energy from an Earth-orbiting satellite. It wasn’t a lot of energy, but it proved it was possible. Eventually, we may be able to beam energy from solar satellites back to Earth, making solar energy available almost everywhere and helping fight … Read more
July marks the last month of evening visibility of two bright planets. They are: Mars, which was so bright between Thanksgiving and Christmas of 2022 and has dropped dramatically in brightness since then; and Venus, which has graced our evening sky since late autumn. Both are currently visible low near the western horizon about an … Read more
