Crowdsourcing data to monitor progress on sustainable development goals

Credit: CC0 Public Domain Monitoring progress on our way to successfully achieving the Sustainable Development Goals (SDGs) is key to their achievement, but there are significant data gaps that make this crucial exercise difficult. A new IIASA-led study explored ...

Solar Orbiter flies by Earth before beginning final journey to Sun

Credit: CC0 Public Domain The Solar Orbiter space probe had a brief encounter with its home planet on Saturday morning when it circled the Earth for the first and last time while executing a gravity assist to slow itself ...

Biopesticides can be used to degrade aflatoxin in crops

Corn contaminated with aflatoxin-producing aspergillus. Credit: Lourena A. Maxwell, Kenneth A. Callicott, Ranajit Bandyopadhyay, Hillary L. Mehl, Marc J. Orbach, and Peter J. Cotty The Food and Agriculture Organization (FAO) estimates that 25% of global food crops are contaminated ...

Getting the most therapeutic potential out of cells

In the stiff substrates (dark green), cytoskeletal structures are dense and inflexible (red rods). This makes it difficult for extracellular vesicles (orange dots) to exit bodies (brown circles). In soft substrates (light green), these structures are shorter, bendable and ...

'Scottie Ash Seed' protects trees in public parks, inoculating them against the much-feared emerald ash borer

Credit: Pixabay/CC0 Public Domain It’s an unlikely place for a nature hike: Tucked away on the Northwest Side of Chicago, the Montclare neighborhood is marked by quiet streets, neat bungalows and postage-stamp lawns. But Scott Carlini’s pale blue eyes ...

Wildfires of Varying Intensity Can Be Good for Biodiversity

The spate of furious wildfires around the world during the past decade has revealed to ecologists how much biodiversity and “pyrodiversity” go hand in hand.

Blood Microbubbles To Acoustically Detect Oxygen Levels

Researchers have developed microbubbles to acoustically detect blood oxygen levels. Credit: Shashank Sirsi Acoustic tools detect vibrating microbubbles, act as oxygen sensor. Blood carries vital oxygen through our circulation system to muscles and organs. Acoustic tools can create small ...

New Technology Shows Climate Change Is Making One of the World’s Strongest Currents Flow Faster

Researchers release an Argo float into the Southern Ocean. Credit: Isa Rosso/SOCCOM A change in the Southern Ocean, the region absorbing the most human-induced warming globally, is detected by new technology. The Antarctic Circumpolar Current (ACC), the only ocean ...

Climate change is making one of the world's strongest currents flow faster

Researchers release an Argo float into the Southern Ocean. Credit: Isa Rosso/SOCCOM The Antarctic Circumpolar Current (ACC), the only ocean current that circumnavigates the planet, is speeding up. For the first time, scientists are able to tell that this ...

The secret to DNA packing to one-millionth its size

The quantitative 3D structures of human chromosomes identified at the nanometer-scale resolutionThe enlarged image shows that the 3D structure of the chromosome is composed of an atypical 3D structure composed of a stochastic distribution rather than the standard hierarchical ...

Net zero-emission pathways for reducing environmental risks and the economy of climate change

Credit: CC0 Public Domain An analysis led by RFF-CMCC European Institute on Economics and the Environment (EIEE) and just published on Nature Climate Change has explored the physical and macroeconomic impacts associated with mitigation pathways with different levels of ...

Mechanism for insensitivity to important antimalarial drug in new pathogen variant discovered

Robin Schumann, first author of the current study. Credit: View/Reiner Voss Malaria is one of the most dangerous infectious diseases. The causative pathogens are microorganisms of the genus Plasmodium. A particularly dangerous form of the disease is caused by ...

Forced migration and sexual and gender-based violence victims have been systematically let down

Credit: Pixabay/CC0 Public Domain Victims of Sexual and Gender-Based Violence (SGBV) who have been forcibly displaced have been let down by British authorities and face further abuse and trauma once in the UK says an exclusive report by researchers ...

Burnout by design? Warehouse and shipping workers pay the hidden cost of the holiday season

Credit: Pixabay/CC0 Public Domain What’s the meaning of Christmas? For many, it’s about feasting, family, and napping while watching the cricket. But for e-commerce giants like Amazon, Christmas is the most lucrative time of the year. During the 2020 ...

Mobile molecular robots swim in water

(Above) A series of light micrographs showing the movement of one of the synthesized microrobots in this study; (Below) A representation of the movement of the fin over time (Kazuma Obara, Yoshiyuki Kageyama, Sadamu Takeda. Small. November 27, 2021). ...

Study suggests Sun is likely an unaccounted source of the Earth's water

Graphic of the sun, solar winds and itokawa. Credit: Curtin University Curtin University researchers have helped unravel the enduring mystery of the origins of the Earth’s water, finding the Sun to be a surprising likely source. A University of ...

30 South African white rhino relocated to Rwanda in a Boeing 747

Two female nothern white rhinos graze at the Ol Pejeta Conservancy in Kenya. Rhinos have few predators in the wild due to their size but have been devastated by poaching for their horns. Thirty endangered white rhinos arrived in ...

Energy hackers give a glimpse of the postpandemic future

The MIT EnergyHack brought together bright minds from across the world to address some of the energy sector’s most pressing challenges.

Community policing in the Global South

Professor Fotini Christia is part of a team examining the challenges of implementing community policing across a range of countries.

How explosion in ocean life built the first mountains

The Himalayas, which stacked up when rocks slid on slippery surfaces including graphite made from plankton 2 billion years ago. Credit: Shutterstock/Liudmila Kotvitckaia An unprecedented abundance of oceanic life played a crucial role in the creation of Earth’s mountains, ...

Study shows smiling makes you look older, unless you're old already

Andrea Piacquadio. Credit: Pexels Smiling makes you look older, according to research by neuroscientists at Western and Ben-Gurion University in Israel. But if you’re already over 60, smiling doesn’t appear to change the way your age is perceived. Melvyn ...

Video: How oxygen masks brought down a plane

Credit: The American Chemical Society When oxygen masks drop from the airplane ceiling, they’re not connected to a big tank of gas. Instead, a chemical reaction supplies oxygen to passengers. But in 1996, this safety feature brought a plane ...

Study details baseline needs to bring factories into compliance with labor standards

Credit: Pixabay/CC0 Public Domain Researchers from North Carolina State University have conducted an in-depth study to establish all of the actions apparel factories will need to take in order to come into compliance with international labor standards. The study ...

Nondestructive testing of optical fiber diameters

(a) Demodulated diameter distribution before and after etching and its comparison with the SEM results (A-F). (b) Diameter variations along the FUT. c Four representative images of the fiber cross-section at A, B, C, and E, captured by SEM. ...

We reconstructed birdsong soundscapes from over 200,000 places, and they're getting quieter

As bird populations decline globally, the soundscapes of our natural world become less diverse. Credit: Simonas Minkevicius, Author provided Imagine going to hear your favorite orchestral piece played in a world-class venue—and only the woodwind and brass sections turning ...

People want a better world after the COVID-19 pandemic but don't believe it will really happen

Credit: Pixabay/CC0 Public Domain People strongly favor a fairer and more sustainable way of life in the wake of the COVID-19 pandemic, despite not thinking it will actually materialize or that others share the same progressive wishes, according to ...

Morally divided societies more likely to elect extreme political leaders

Credit: CC0 Public Domain Unorthodox leaders who shake up the political system are more likely to be elected if people believe their society is morally divided and breaking down, University of Queensland research has found. Dr. Charlie Crimston from ...

Examining how the superbug Pseudomonas aeruginosa reacts to antibiotics

Credit: CC0 Public Domain Researchers at Ruhr-Universität Bochum (RUB) have studied how different drugs affect the difficult-to-treat bacterium Pseudomonas aeruginosa. According to the World Health Organisation, new treatment options for the pathogen are urgently required, as some strains are ...

Guiding Tianwen-1 to China's first successful Mars rover landing

Main components of the Tianwen-1 spacecraft. Credit: Beijing Institute of Technology Press Co., Ltd Mars landing missions only succeed about half the time, a rate largely determined by the entry, descent and landing (EDL) phase, according to the researchers ...

Study: NYPD body cameras decrease citizen complaints and arrests

Credit: Pixabay/CC0 Public Domain Police body worn cameras have become a controversial element in the larger debate about policing and the relationship between police and citizens in the United States. Thanks to a court-mandated department-wide rollout of these cameras ...

Millions of Americans struggle to pay their water bills: How a national water aid program could work

Credit: Chart: The Conversation, CC BY-ND Source: Circle of Blue Running water and indoor plumbing are so central to modern life that most Americans take them from granted. But these services aren’t free, and millions struggle to afford them. ...

Russian Anti-Satellite Weapon Test: What Happened and What To Do Now?

If a satellite is destroyed, the debris fans out in orbit and poses serious threats to other satellites or crewed spacecraft. Credit: ESA/ID&Sense/ONiRiXEL On November 15, 2021, U.S. officials announced that they had detected a dangerous new debris field ...

Cells' replication of DNA is more 'error-prone' in microgravity

Credit: Pixabay/CC0 Public Domain On 22 May 2019, scientists from Queen’s University boarded a modified Falcon 20 aircraft at Ottawa airport. Scheduled was a ‘vomit comet’ flight, where the plane repeatedly climbs to 8km in a steep parabola, alternating ...

Nibbling prehistoric herbivore sheds new light on Triassic diversity

Effigia reconstruction. Credit: Mark Witton A Triassic herbivore, known for its supposed similarities to a modern-day ostrich, has been revealed to have entirely different approach to feeding from previously thought, according to research at the University of Birmingham. The ...

Breakdown of 3D protein structures: Threaded as an eyelet

Cross-section through the VCP/p97 protein as it threads an amino acid filament in form of a loop into its channel. Credit: UDE/AG Hemmo Meyer It’s an old needlework trick, and a protein in our body knows it: Instead of ...

Scientists capture electron transfer image in electrocatalysis process

Scientists capture electron transfer image in electrocatalysis process. Credit: DICP The involvement between electron transfer (ET) and catalytic reaction at electrocatalyst surface makes electrochemical process challenging to understand and control. How to experimentally determine ET process occurring at nanoscale ...

Milk jugs, cartons or plastic bags: Which one is best for the environment?

Bagged milk became popular in Canada in the 1970s. Credit: Kevin Qiu/wikimedia, CC BY 4.0 If you are a typical Canadian milk consumer, you probably drink more than 60 liters of milk a year. It adds up to about ...

Geologists peer into the past to answer one of the Grand Canyon's oldest questions

Credit: Unsplash/CC0 Public Domain On a recent 11-day raft trip through the Grand Canyon, geologists gathered evidence in hope that it would allow them to peer billions of years into the past. Using a relatively new technique, they were ...

Sentinel-6 returning most precise data ever on sea level

The Copernicus Sentinel-2 mission takes us over the Tarawa Atoll in the Republic of Kiribati – a remote Pacific nation threatened by rising seas. Credit: contains modified Copernicus Sentinel data (2020), processed by ESA, CC BY-SA 3.0 IGO Sea-level ...

Galileo satellites given green light for launch

Galileo satellites 27-28 encapsulated for launch within their protective launch fairing, attached to their dispenser and atop their Fregat upper stage. This combined ‘upper composite’ was then placed on top of the other three stages of the waiting Soyuz ...

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