Close

The Solar System’s Mysterious Magnetic Fields

The Solar System’s Mysterious Magnetic Fields Clara Moskowitz, Mark Belan The magnetic fields in our solar system are surprisingly diverse—Jupiter’s and Saturn’s are extremely strong, but Mercury’s is puny. Uranus’s and Neptune’s are out of whack with the direction of their rotation, although others are closely aligned. And each has a unique set of conditions…

The 70-200mm Mark II

The 70-200mm Mark II

The 70-200mm Mark II DL Byron The 70-200mm Mark II is the first Sony G Master lens update. The announcement is significant because it has been six years since the original Sony FE 70-200mm f/2.8 GM OSS II shipped. And, while still a good lens, the technology at Sony has advanced considerably. The new 70-200mm…