New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

Gamma-ray bursts (GRBs) are the most energetic events ever observed in the universe. These powerful outbursts can shine a ...

Before this research, scientists didn't recognize that some nearby gamma-ray bursts are also part of this massive structure. The finding is extraordinary because the Hercules-Corona Borealis Great ...

Short wavelengths of electromagnetic waves are ultraviolet, x-rays and gamma rays. Past paper trend: Questions often require you to draw a graph from a table of data and then describe or explain it.

Mysteriously, ... Apr. 11, 2025 — Astronomers are investigating the longest and most energetic bursts of X-rays seen from a newly awakened black hole. Watching this strange behavior unfold in ...

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Apr. 21, 2025 — What roils beneath the Earth's surface may feel a world away, but the activity can help forge land masses that dictate ocean circulation, climate patterns, and even animal ...