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The sun recently spat out an X-class solar flare, one of the most powerful it can emit, which triggered a rare shockwave across the sun's surface and caused radio blackouts on Earth.
A hole in a Late Bronze Age human skull found in northern Israel may be early evidence of trepanation; but other experts argue that the hole could have been made for ritual purposes after the man's death.
Researchers in South Africa have unearthed 360 million-year-old fossils belonging to a newly described voracious fish species that preyed on our ancestors.