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Part of the Oldowan toolkit found at Nyayanga.Photo: T.W. Plummer, J.S. Oliver, and E. M. Finestone, Homa Peninsula Paleoanthropology Project

  Part of the Oldowan toolkit found at Nyayanga.Photo: T.W. Plummer, J.S. Oliver, and E. M. Finestone, Homa Peninsula Paleoanthropology Project The finds are among the oldest-known instances of the Oldowan toolkit, though earlier, more rudimentary tools were found in Kenya in 2011 and 2012; those tools date to 3.3 million years ago. But the upper age limit for the newly discovered tools are nearly as old, and they indicate that hominins besides early Homo may have put rock and rock together to make, erm, better rock. “The assumption among researchers has long been that only the genus Homo, to which humans belong, was capable of making stone tools,” said Rick Potts, a paleoanthropologist at the Smithsonian’s National Museum of Natural History, in a Smithsonian release. “But finding Paranthropus alongside these stone tools opens up a fascinating whodunnit.” Paranthropus is an extinct human relative with a broad face and a masticatory set (that is, teeth) built for chewing. Paranthrop...
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Cummins Sees Higher Revenues, EBITDA Margin In FY23 - Update

  Cummins Sees Higher Revenues, EBITDA Margin In FY23 - Update (RTTNews) - Power solutions provider Cummins Inc. (CMI), while announcing higher fourth-quarter results, on Monday issued fiscal 2023 forecast. For the year, Cummins projects revenues to be up 12 to 17 percent, and EBITDA to be in the range of 14.5 and 15.2 percent of sales. In fiscal 2022, revenues were $28.07 billion and EBITDA of 13.5 percent of sales. The outlook includes the projected results of the Meritor business for 2023, but excludes any costs or benefits associated with the planned separation of the Filtration business. Within the Components Segment, Cummins expects revenues of the Meritor business to be between $4.5 billion to $4.7 billion, and EBITDA to be in the range of 10.3 to 11.0 percent of sales. President and CEO Jennifer Rumsey said, "In 2023, we anticipate that demand will remain strong in most of our key regions and markets, especially in the first half of the year.... We expect revenue growth a...
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