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Suborbital space tourism finally arrives | FCC prepares to run public C-band auction | The big four in the U.S. launch industry — United Launch Alliance, SpaceX, Blue Origin and Northrop Grumman — hope to be one of two providers that will receive five-year contracts later this year to launch national security payloads starting in 2022. | China’s launch rate stays high | The International Space Station is the largest ever crewed object in space.

 
Physicists discover important new property for graphene
MIT researchers and colleagues recently discovered an important — and unexpected — electronic property of graphene, a material discovered only about 17 years ago that continues to surprise scientists with its interesting physics. The work, which involves structures composed of atomically thin layers of materials that are also biocompatible, could usher in new, faster information-processing paradigms. One potential application is in neuromorphic computing, which aims to replicate the neuronal cells in the body responsible for everything from behavior to...

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A new tool to investigate bacteria behind...
Researchers from the Antimicrobial Resistance (AMR) Interdisciplinary Research Group (IRG) at Singapore-MIT Alliance for Research and Technology (SMART), MIT’s research enterprise in Singapore, and Nanyang Technological University (NTU) have developed a tool using CRISPRi technology that can help understand and prevent biofilm development, drug resistance, and other physiological behaviors of bacteria such as Enterococcus faecalis. E. faecalis, which is found in the human gut, is one of the most prevalent causes of hospital-associated infections and can lead to a...

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Fabricating fully functional drones
From Star Trek’s replicators to Richie Rich’s wishing machine, popular culture has a long history of parading flashy machines that can instantly output any item to a user’s delight.  While 3D printers have now made it possible to produce a range of objects that include product models, jewelry, and novelty toys, we still lack the ability to fabricate more complex devices that are essentially ready-to-go right out of the printer.  A group from MIT’s Computer Science and Artificial Intelligence...

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Reducing inequality across the globe and on...
At a young age, Orisa Coombs pledged to use her engineering knowledge to reduce inequality. The summer after her first year of high school, she found herself grappling with the harsh realities of systemic racism after the death of Michael Brown. Brown’s death altered Coombs’ world view and reshaped how she approached her own role in society. “At 15, the intense pain and sense of injustice I felt introduced me to the collective trauma of the Black experience,” says...

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Examining the world through signals and systems
There’s a mesmerizing video animation on YouTube of simulated, self-driving traffic streaming through a six-lane, four-way intersection. Dozens of cars flow through the streets, pausing, turning, slowing, and speeding up to avoid colliding with their neighbors. And not a single car stopping. But what if even one of those vehicles was not autonomous? What if only one was? In the coming decades, autonomous vehicles will play a growing role in society, whether keeping drivers safer, making deliveries, or increasing...

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Not all banking crises involve panics
A banking crisis is often seen as a self-fulfulling prophecy: The expectation of bank failure makes it happen. Picture people lining up to withdraw their money during the Great Depression or customers making a run on Britain’s Northern Rock bank in 2007. But a new paper co-authored by an MIT professor suggests we have been missing the bigger picture about banking crises. Yes, there are sometimes panics about banks that create self-reinforcing problems. But many banking crises are quieter:...

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Byte-sized learning
For 50 years, MIT students have taken advantage of Independent Activities Period, a special mini-term, only four weeks long, tucked between the end of the fall and beginning of the spring semesters. This year, IAP looked a little different, as Covid-19 precautions led instructors to shift their classes online, but the term’s spirit of innovative, creative exploration remained. In keeping with that spirit, IAP offerings from the Department of Electrical Engineering and Computer Science (EECS) ranged from the playful...

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New fiber optic temperature sensing approach to...
The pursuit of fusion as a safe, carbon-free, always-on energy source has intensified in recent years, with a number of organizations pursuing aggressive timelines for technology demonstrations and power plant designs. New-generation superconducting magnets are a critical enabler for many of these programs, which creates growing need for sensors, controls, and other infrastructure that will allow the magnets to operate reliably in the harsh conditions of a commercial fusion power plant. A collaborative group led by Department of Nuclear...

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Paul Sebring, first Haystack Observatory director and...
Former and first MIT Haystack Observatory Director Paul Brown Sebring died Jan. 3 at age 102 in Charlottesville, Virginia. Born in 1918 in Washington, Indiana, Sebring graduated from Purdue University in 1940 and joined the engineering department of Zenith Radio Corporation. During World War II, he was invited by Professor F. V. Hunt of Harvard University to join the Underwater Sound Laboratory, which developed anti-submarine devices and guided torpedoes for the U.S. Navy. He received the Naval Ordnance Development...

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Volpe redevelopment project launches next phase
MIT’s proposed redevelopment of the 14-acre Volpe parcel in Kendall Square is ready to start a new chapter in its review and approval process. With the Institute’s design and construction of the new John A. Volpe National Transportation Systems Center on four acres of the site underway, the Volpe team is now focusing on the remaining 10 acres of the parcel. This planned two-step process was anticipated in the Volpe zoning agreement with the city as the federal government...

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Machine-learning model helps determine protein structures
Cryo-electron microscopy (cryo-EM) allows scientists to produce high-resolution, three-dimensional images of tiny molecules such as proteins. This technique works best for imaging proteins that exist in only one conformation, but MIT researchers have now developed a machine-learning algorithm that helps them identify multiple possible structures that a protein can take. Unlike AI techniques that aim to predict protein structure from sequence data alone, protein structure can also be experimentally determined using cryo-EM, which produces hundreds of thousands, or even...

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Bryan Stevenson to deliver MIT’s 2021 Commencement...
Bryan Stevenson, a civil rights lawyer acclaimed for his work confronting bias against the poor and people of color in the U.S. justice system, will deliver the address at MIT’s 2021 Commencement exercises on Friday, June 4. Stevenson is the founder and executive director of the Equal Justice Initiative, a human rights organization in Montgomery, Alabama, which has won legal challenges eliminating excessive and unfair sentencing, exonerating innocent death row prisoners, confronting abuse of the incarcerated and the mentally...

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Building equity into vaccine distribution
Two of the studies described in this article have been published on a preprint server but have not yet been peer-reviewed by experts in the field. As the U.S. speeds up distribution of Covid-19 vaccines, the question of equity keeps surfacing. Who gets priority? If the pandemic is hitting certain communities harder, can they be adequately supplied with vaccine doses? What’s the best way to balance the needs of different groups within society? MIT economist Parag Pathak’s work emphasizes...

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Scientists as engaged citizens
The classroom in fall 2020 looked very different than it did when WGS.160/STS.021 (Science Activism: Gender, Race, and Power) ran for the first time in 2019. Zoom and virtual breakout rooms had replaced circles of chairs, but the shifts made the class no less immersive and urgent for its students. In fact, the pandemic context made the core questions of this new survey class all the more vivid: What roles have U.S. scientists and technologists played as activists in...

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Epigenomic map reveals circuitry of 30,000 human...
Twenty years ago this month, the first draft of the human genome was publicly released. One of the major surprises that came from that project was the revelation that only 1.5 percent of the human genome consists of protein-coding genes. Over the past two decades, it has become apparent that those noncoding stretches of DNA, originally thought to be “junk DNA,” play critical roles in development and gene regulation. In a new study published today, a team of researchers...

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