Is the observable universe the same as the entire universe?

Alow-pressure belt means the air is cold and dry warm and rising cold and sinking warm and moist

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

Name the peninsula that separates the bering sea from the sea of okhotsk?