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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.

 
Volta Labs: Improving workflows for genetic applications
The cost of DNA sequencing has plummeted at a rate faster than Moore’s Law, opening large markets in the sequencing space. Genomics for cancer care alone is predicted to hit $23 billion by 2025, but sample preparation costs for sequencing have stagnated, causing a significant bottleneck in the space. Conventional sample preparation, converting DNA from a saliva sample, for example, into something that can be fed to a sequencing machine, relies on a liquid-handling robot. It is essentially a...

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MIT to put unexpected gains to work...
MIT announced today that unusually strong performance by its endowment will enable greater support for undergraduate and graduate students, and investment in research operations that will strengthen its capacity to advance breakthrough science and technology. The Institute’s unitized pool of endowment and other MIT funds recorded an investment return of 55.5 percent during the fiscal year ending June 30, 2021, as measured using valuations received within one month of fiscal year end — its strongest annual performance in more...

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These neural networks know what they’re doing
Neural networks can learn to solve all sorts of problems, from identifying cats in photographs to steering a self-driving car. But whether these powerful, pattern-recognizing algorithms actually understand the tasks they are performing remains an open question. For example, a neural network tasked with keeping a self-driving car in its lane might learn to do so by watching the bushes at the side of the road, rather than learning to detect the lanes and focus on the road’s horizon....

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New integrative computational neuroscience center established at...
With the tools of modern neuroscience, researchers can peer into the brain with unprecedented accuracy. Recording devices listen in on the electrical conversations between neurons, picking up the voices of hundreds of cells at a time. Genetic tools allow us to focus on specific types of neurons based on their molecular signatures. Microscopes zoom in to illuminate the brain’s circuitry, capturing thousands of images of elaborately branched dendrites. Functional MRIs detect changes in blood flow to map activity within...

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Thriving Stars: An initiative to improve gender...
The MIT Department of Electrical Engineering and Computer Science announced yesterday the Thriving Stars initiative, a new effort to improve gender representation in MIT’s largest doctoral graduate program. “All types of representation are vital to EECS at MIT, and Thriving Stars will unify multiple disparate efforts focusing on women and other underrepresented genders,” says Asu Ozdaglar, head of the Department of Electrical Engineering and Computer Science (EECS), MIT Schwarzman College of Computing deputy dean of academics, and MathWorks Professor...

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Cellular environments shape molecular architecture
Context matters. It’s true for many facets of life, including the tiny molecular machines that perform vital functions inside our cells. Scientists often purify cellular components, such as proteins or organelles, in order to examine them individually. However, a new study published today in the journal Nature suggests that this practice can drastically alter the components in question. The researchers devised a method to study a large, donut-shaped structure called the nuclear pore complex (NPC) directly inside cells. Their...

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A dispatch and routing platform to improve...
More and more people are doing their shopping from home these days, and whether they’re ordering groceries, home office equipment, or Covid-19 tests, they increasingly expect their deliveries to be fast and on time. Companies have struggled to keep up with the rise in orders and expectations. One of their biggest challenges is optimizing the so-called last mile of delivery — when a driver takes packages from a regional hub to their final destination. Now Wise Systems, a startup...

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Deep learning helps predict traffic crashes before...
Today’s world is one big maze, connected by layers of concrete and asphalt that afford us the luxury of navigation by vehicle. For many of our road-related advancements — GPS lets us fire fewer neurons thanks to map apps, cameras alert us to potentially costly scrapes and scratches, and electric autonomous cars have lower fuel costs — our safety measures haven’t quite caught up. We still rely on a steady diet of traffic signals, trust, and the steel surrounding...

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Refugee learners aim to lift up their...
The MIT Refugee Action Hub (ReACT) recently celebrated the graduation of its third Certificate in Computer and Data Science cohort in an online ceremony. ReACT is a yearlong online learning program that creates education-to-employment pathways for talented refugees and displaced populations. The graduating cohort of 50 learners represented 22 countries worldwide — by far the broadest representation the program has had, made possible by the shift to all-online programming due to the pandemic. “We were all isolated, but we...

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Pablo Jarillo-Herrero receives Max Planck-Humboldt Research Award
Pablo Jarillo-Herrero, the Cecil and Ida Green Professor of Physics at MIT, has received the 2021 Max Planck-Humboldt Research Award from the Max Planck Society and the Alexander von Humboldt Foundation for his work on two-dimensional quantum materials. In 2018, Jarillo-Herrero’s research group discovered that by rotating two layers of graphene by a “magic angle,” the bilayer material can be turned from a metal into an electrical insulator or even a superconductor. Max Planck Society President Martin Stratmann noted...

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Punishment for the people
By some lights, it seems curious how authoritarian leaders can sustain their public support while limiting liberties for citizens. Yes, it can be hard to overthrow an entrenched leader; that does not mean people have to like their ruling autocrats. And yet, many do. After all, authoritarian China consistently polls better on measures of trust and confidence in government than many democratic countries, including the U.S. And elected leaders from Africa to East Asia and Europe have seen their...

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Making data visualizations more accessible
In the early days of the Covid-19 pandemic, the Centers for Disease Control and Prevention produced a simple chart to illustrate how measures like mask wearing and social distancing could “flatten the curve” and reduce the peak of infections. The chart was amplified by news sites and shared on social media platforms, but it often lacked a corresponding text description to make it accessible for blind individuals who use a screen reader to navigate the web, shutting out many...

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Distinguishing truth in communications
The National Science Foundation has awarded $750,000 to a team of researchers led by MIT Comparative Media Studies/Writing Associate Professor Justin Reich to test methods of improving information literacy among populations usually overlooked in such work. Reich and his collaborators are concerned about citizens’ skills in distinguishing truth from distortions or untruths in informing their decisions. Their NSF-funded project will take the lessons learned about teaching information literacy in the K-12 context and explore how to transfer and adapt...

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2,050-year-old Roman tomb offers insights on ancient...
Concrete often begins to crack and crumble after a few decades of life — but curiously, that hasn’t been the case with many Roman structures. The structures are still standing, exhibiting remarkable durability despite conditions that would destroy modern concrete. One particular structure is the large cylindrical tomb of first-century noblewoman Caecilia Metella. New research from MIT scientists and colleagues published in the Journal of the American Ceramic Society shows that the quality of the concrete of her tomb...

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Tool for predicting pedestrian flow expands its...
When urban development takes place, a traffic impact assessment is often needed before a project is approved: What will happen to auto traffic if a new apartment building or business complex is constructed, or if a road is widened? On the other hand, new developments affect foot traffic as well — and yet few places study the effects of urban change on pedestrians. A group of MIT researchers wants to alter that, by developing a model of pedestrian activity...

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