A decade after the first introduction of angiography-derived fractional flow reserve (FFR), we are now entering an era in which simplified image-derived solutions could replace invasive assessment ...

The orbit Venus takes around the sun periodically results in a phenomenon astronomers refer to as an inferior conjunction, which occurs when the planet transitions from appearing in the evening ...

NEW YORK — Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan on seeing the linkup. The sight is extremely difficult to spot ...

(NASA/JPL-Caltech via AP) NEW YORK (AP) — Venus will pass between the Earth and sun on Saturday during what’s called an inferior conjunction. But don’t plan on seeing the linkup. The sight is ...

Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. The moment of conjunction will happen at around 9 p.m. EDT, but don't plan on seeing the linkup.