Harvard astronomer shows exoplanet has no atmosphere

Led by Laura Kreidberg, a Clay Fellow at the Harvard-Smithsonian Center for Astrophysics, a new study shows that LHS 3844b, a terrestrial exoplanet orbiting a small sun 48.6 light-years away, has no detectable atmosphere

Juan Siliezar | Aug. 20, 2019 | harvard
~4 mins   

Tags: science-technology california-institute-of-technology harvard-smithsonian-center-for-astrophysics laura-kreidberg m-dwarfs massachusetts-institute-of-technology nasas-transiting-exoplanet-satellite-survey-tess nature planet-lhs-3844b stanford-university university-of-maryland university-of-texas-at-austin vanderbilt-university

Harvard researchers create DNA ‘propellers’

Understanding how DNA and proteins interact — or fail to — could help answer fundamental biological questions about human health and disease.

Caitlin McDermott-Murphy | July 19, 2019 | harvard
~7 mins   

Tags: science-technology biomechanics biotechnology cell-biology chemistry dna micromachines microscopy molecular-biology nanotechnology nature optics xiaowei-zhuang

Harvard’s Extavour debunks old hypotheses on insect eggs

Biology Professor Cassandra G. Extavour debunks old hypotheses about form and function on insect eggs using new big-data tool

Clea Simon | July 3, 2019 | harvard
~6 mins   

Tags: health-medicine bruno-as-de-medieros cassandra-extavour clea-simon ecology egg-shape evolution fas molecular-and-cellular-biology museum-of-comparative-zoology nature organismic-and-evolutionary-biology samuel-church seth-donoughe

Harvard researchers present nanowire devices update

A new technique speeds creation of nanowire devices, boosting research into what’s happening inside cells.

Caitlin McDermott-Murphy | July 2, 2019 | harvard
~7 mins   

Tags: science-technology anqi-zhang artificial-intelligence brain charles-m-lieber chemistry medical-technology nanotechnology nature-nanotechnology

Researchers propose ‘machine behavior’ field could blend AI, social sciences

Researchers propose a new field of study — “machine behavior” — to look at artificial intelligence through the lens of biology, economics, psychology, and other behavioral and social sciences.

Leah Burrows | June 7, 2019 | harvard
~8 mins   

Tags: science-technology artificial-intelligence behavioral-science david-parkes facebook google harvard harvard-john-a-paulson-school-of-engineering-and-applied-sciences herbert-simon microsoft mit nature san-diego seas social-sciences stanford university-of-california

Harvard chemist teases out why drugs work (or don’t)

Assistant Professor Brian Liau of the Chemistry and Chemical Biology Department has answered the question of why some new drugs for acute myeloid leukemia don’t work by combining CRISPR gene editing with small-molecule inhibitor treatments in a technique he calls CRISPR-suppressor scanning.

Caitlin McDermott-Murphy | May 6, 2019 | harvard
~7 mins   

Tags: science-technology acute-myeloid-leukemia aml brian-liau chemistry chemistry-and-chemical-biology crispr leukemia nature-chemical-biology

HMS researchers design algorithm that ID’s DNA defects, making more cancers treatable

A new algorithm designed by HMS scientists can be incorporated into standard genetic tests to successfully identify patients harboring a tumor-fueling DNA repair defect found in multiple cancers treatable with existing drugs.

Ekaterina Pesheva | April 15, 2019 | harvard
~10 mins   

Tags: health-medicine algorithm-ids-dna-defects blavatnik-institute brca-genes cancer-treatment-advance doga-gulhan genetic-panels harvard-medical-school hr-deficiency nature-genetics newly-designed-algorithm parp-inhibitors peter-park sigma

76 more gene regions found associated with sleep duration

Scientists from Massachusetts General Hospital and the University of Exeter Medical School have identified another 76 gene regions associated with sleep duration. Their findings may underpin future investigations into disordered sleep and understanding individual set points for how much is enough.

Sue McGreevey | March 8, 2019 | harvard
~6 mins   

Tags: health-medicine early-riser genome-wide-association-study hassan-saeed-dashti massachusetts-general-hospital mgh nature-communications night-owl richa-saxena samuel-jones uk-biobank university-of-exeter-medical-school

Study shows that many who experience trauma of war become increasingly religious

Working with a team of international researchers, Harvard scientists gathered survey data in several locations around the globe and found that, following the trauma of seeing a friend or loved one killed or injured during conflict, many became more religious.

Peter Reuell | March 5, 2019 | harvard
~4 mins   

Tags: science-technology faculty-of-arts-and-sciences fas harvard henrich human-evolutionary-biology joseph-henrich nature-human-behavior peter-reuell religion religiosity reuell sierra-leone tajikistan trauma uganda war war-shock

Harvard researchers look toward nature to beat cancer

Every year, more than 18 million people around the world are told, “You have cancer.” In the U.S., nearly half of all men and more than one-third of women will develop some kind of cancer during their lifetimes, and 600,000-plus die from it annually. Despite the billions of dollars and countless new treatments that have […]

Lindsay Brownell | March 1, 2019 | harvard
~24 mins   

Tags: health-medicine artificial-lymph-nodes cancer-research-uks-grand-challenge cancer-treatments cancer-vaccine chemotherapy david-mooney dna-origami donald-ingber inflammation mimicking-nature nanoparticle-backpacks organ-chips samir-mitragotri william-shih wyss-institute

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