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historyFriday, July 17, 2026

Roman concrete and Maya astronomers steal the day

Today's history coverage is dominated by two threads: the enduring mystery of Roman concrete gets a fresh clue from a latrine, and Maya astronomy gains its first named individual. Both stories shift what we thought we knew about ancient engineering and science.

Sources
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Ancient materials and methods

Two stories today challenge assumptions about ancient technology and physical activity.

Names and signatures

A rare direct link to a named Maya astronomer and a forensic ID of Philip II highlight how individual identities are emerging from the past.

#03scim.agJul 17
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Scrawled signature names a Maya astronomer for the first time

For the first time, archaeologists have identified a named Maya astronomer, an eighth-century mathematician whose signature was found alongside calendar formulas at Xultun. It's a rare direct link to an individual in Maya science.

Lost and found

Rediscovered negatives and an accidental cave find show how history can resurface in unexpected ways.

#06www.bbc.co.ukJul 17
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Family holiday unearths 'mind-blowing' ancient discovery

A family holiday led to the accidental discovery of a large archaeological cave beneath a UK castle. Researchers say the undisturbed calcite floor suggests high potential for rewriting local history.

Also today14

More roundups that day

Roman concrete and Maya astronomers steal the day | History Roundup · 17 Jul