europe’s-“untouched”-wilderness-was-shaped-by-neanderthals-and-hunter-gatherers

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Long before agriculture, humans were transforming Europe’s wild landscapes. Advanced simulations show that hunting and fire use by Neanderthals and Mesolithic hunter-gatherers reshaped forests and grasslands in measurable ways. By reducing populations of giant herbivores, people indirectly altered how dense vegetation became. The findings challenge the idea that prehistoric EuropeContinue Reading

feeding-innovation-to-solve-complex-urban-problems

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The Mexico City Initiative at MIT, led by the Institute’s Norman B. Leventhal Center for Advanced Urbanism (LCAU), has conceived and modeled an impressive array of solutions for challenges facing urban areas in Mexico and beyond. Faculty and students have designed the repurposing of a vintage roller coaster as aContinue Reading

how-cement-“breathes-in”-and-stores-millions-of-tons-of-co₂-a-year

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The world’s most common construction material has a secret. Cement, the “glue” that holds concrete together, gradually “breathes in” and stores millions of tons of carbon dioxide (CO2) from the air over the lifetimes of buildings and infrastructure.   A new study from the MIT Concrete Sustainability Hub quantifies this process,Continue Reading

exposure-times-to-reach-a-given-signal-to-noise

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Roman … Roman Exposure times to reach a… Home About Roman Mission Overview Why is Roman Important? Who is Nancy Grace Roman? Frequently Asked Questions Mission Timeline Partners Meet the Team Science Overview Dark Energy Dark Matter Exoplanets Large Area Near-Infrared Surveys Observing with Roman General Investigator Program For ScientistsContinue Reading

imaging-signal-to-noise-ratios-for-roman-wfi

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Roman … Roman Imaging signal-to-noise ratios… Home About Roman Mission Overview Why is Roman Important? Who is Nancy Grace Roman? Frequently Asked Questions Mission Timeline Partners Meet the Team Science Overview Dark Energy Dark Matter Exoplanets Large Area Near-Infrared Surveys Observing with Roman General Investigator Program For Scientists Observatory RomanContinue Reading

exposure-time-requirements-to-reach-fixed-signal-to-noise-for-the-slitless-grism

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Roman … Roman Exposure time requirements to… Home About Roman Mission Overview Why is Roman Important? Who is Nancy Grace Roman? Frequently Asked Questions Mission Timeline Partners Meet the Team Science Overview Dark Energy Dark Matter Exoplanets Large Area Near-Infrared Surveys Observing with Roman General Investigator Program For Scientists ObservatoryContinue Reading

exposure-time-requirements-to-reach-fixed-signal-to-noise-for-the-slitless-prism

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Roman … Roman Exposure time requirements to… Home About Roman Mission Overview Why is Roman Important? Who is Nancy Grace Roman? Frequently Asked Questions Mission Timeline Partners Meet the Team Science Overview Dark Energy Dark Matter Exoplanets Large Area Near-Infrared Surveys Observing with Roman General Investigator Program For Scientists ObservatoryContinue Reading

time-to-saturation-for-point-source-imaging

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Roman … Roman Time to saturation for point… Home About Roman Mission Overview Why is Roman Important? Who is Nancy Grace Roman? Frequently Asked Questions Mission Timeline Partners Meet the Team Science Overview Dark Energy Dark Matter Exoplanets Large Area Near-Infrared Surveys Observing with Roman General Investigator Program For ScientistsContinue Reading

whistleblower-complaint-tulsi-gabbard-blocked-is-about-jared-kushner

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The whistleblower complaint against Director of National Security Tulsi Gabbard was related to a conversation between two foreign nationals about Jared Kushner, according to U.S. officials familiar with the matter who spoke with The Wall Street Journal Thursday. The Journal could not determine where the foreign nationals were from, orContinue Reading