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Teeth "Time Capsule" Reveals That 2 Million Years Ago, Early Humans Breastfed For Up To 6 Years!

By Renaud Joannes-Boyau Ian Moffat Justin W. Adams and Luca Fiorenza / The Conversation Humans' distant ancestor Australopithecus africanus had a unique approach to raising their young, as shown in our new research published today in Nature. Geochemical analysis of four teeth shows they only breastfed infants for about 6-9 months, before supplementing breast milk with varying amounts of solid …

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NASA Manager asks for funding to secure 2024 moon landing – Spaceflight Now

STORY FOR CBS NEWS & USED WITH PERMISSION NASA administrator Jim Bridenstine testifies to legislators Wednesday on Capitol Hill. Credit: NASA / Bill Ingalls NASA administrator Jim Bridenstine told a Senate panel on Wednesday that a budget cushioning and subsequent cost phrase later this year would be "devastating" for the agency's goal of sending the first woman and the next …

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A graph's superconductor who plays more than one melody

The graph / boron nitride moiré superlattice material consists of three atomically thin (2D) layers of the graph (gray) sandwiched between 2D layers of boritrid (red and blue) to form a repeating pattern called a moiré superlattice. Superconductivity is indicated by light green circles. Credit: Guorui Chen et al. / Berkeley Lab Researchers at the US Department of Energy Lawrence …

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First time visualizations of electric gating effects on electronic structure

Electrons ejected by a light beam focused on a two-dimensional semiconductor device are collected and analyzed to determine how the electronic structure of the material changes when a voltage is applied between the electrodes. Credit: Nelson Yeung / Nick Hine / Paul Nguyen / David Cobden For the first time, researchers have visualized the electronic structure of a microelectronic device …

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Space Race: America loses it

The successful Apollo 11 mission demonstrated to the world that the United States was the unmatched power of space. At that time, an important part of the Cold War strategy landed an American on the moon and returned home safely: a feat that would become one of the boldest technological endeavors in human history. It set the rock for a …

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Scientists may have discovered a way to make Mars habitable

As far as anyone knows, Mars is currently totally devoid of life. We don't know if there is always the case, but we know that modern-day Mars is rather hostile to thanks to frigid temperatures and deadly radiation. But when humans eventually arrive on the Red Planet, we might In a new paper published in Nature Astronomy, researchers explain how …

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NASA's large SLS rocket unlikely to fly at least late in 2021

Enlarge / NASA Administrator James Bridenstine testifies before the Senate Commerce, Science and Transportation Committee on July January 17, 2019. Win McNamee / Getty Images This is the first launch of the large, costly, and delayed Space Launch System rocket that NASA hopes to serve as the backbone for its efforts to explore the Moon and eventually Mars with humans. …

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