Search query: problem
Categories: All Categories
13142 records searched, 1118 records found, 20 matches displayed
< Previous 20 articles Next 20 articles >
Search Hints:
- Use a + (plus sign) or - (minus sign) to include or exclude a word: +mars -venus
- Use a ? (question mark) as a wildcard for a single letter: te?t (test,text)
- Use a * (asterisk) as a wildcard for multiple letters: he*t (heat, heart)
- Use a ~ (tilde) to expand word endings: meteor~ (meteorite, meteorid, meteorology)
Most frequent words for articles published in the last 45 days:
developed (95),
climate (85),
team (83),
species (75),
cells (74),
used (72),
human (64),
help (61),
change (60),
water (60),
years (60),
data (57),
energy (55),
such (53),
carbon (51),
discovered (50),
time (48),
like (47),
materials (46),
even (44)
Published 'Improved' cookstoves emit more ultrafine particles than conventional stoves - Improved Cookstoves Emit More Ultrafine Particles Than Conventional Stoves



Improved cookstoves, which are widely used for cooking in developing countries, produce twice as man...
Published New maps help decision-makers factor albedo into tree-planting decisions



A new study provides a global analysis of where restoration of tree cover is most effective at cooli...
Published Axions could be the fossil of the universe researchers have been waiting for - Axions: The Fossil of the Universe Researchers Have Been Waiting For



No one knows what happened in the universe for its first 400,000 years, but a new paper suggests dis...
Published Recycling lake sediments for crop production: A sustainable solution for closing the phosphorus cycle - Recycling Lake Sediments for Crop Production: A Sustainable Solution for Closing the Phosphorus Cycle



A four-year field experiment conducted on the shores of restored Lake Mustijärv in Viljandi, Estonia...
Published Social comparisons better than knowledge in climate change mitigation interventions - Social Comparisons: A Better Approach to Climate Change Mitigation Interventions


In interventions designed to encourage more sustainable and climate-smart behavior, examples of what...
Published Helping 'good' gut bacteria and clearing out the 'bad' -- all in one treatment - Helping 'Good' Gut Bacteria and Clearing Out the 'Bad' -- All in One Treatment



Probiotics can help maintain a healthy gut microbiome or restore populations of 'good bacteria' afte...
Published The hidden culprit behind nitrogen dioxide emissions - The Hidden Culprit Behind Nitrogen Dioxide Emissions



A research team assesses neighborhood-scale NO2 exposure using a European satellite. High-rise apart...
Published Checking blood pressure in a heartbeat, using artificial intelligence and a camera - Checking Blood Pressure in a Heartbeat: How Artificial Intelligence and a Camera are Revolutionizing Healthcare



Engineers have designed a system to remotely measure blood pressure by filming a person's forehead a...
Published Artificial neural networks learn better when they spend time not learning at all - Artificial Neural Networks Learn Better When They Spend Time Not Learning At All



Researchers discuss how mimicking sleep patterns of the human brain in artificial neural networks ma...
Published Tweets, news offer insights on invasive insect spread - Tweets, News Offer Insights on Invasive Insect Spread



A new study shows the potential for using Twitter and online news articles to track the timing and l...
Published Fewer moths, more flies - Fewer Moths, More Flies: The Impact of Climate Change on Insect Populations


In the far north of the planet, climate change is clearly noticeable. A new study now shows that in...
Published Biological network in cells helps body adapt to stresses on health - Biological Network in Cells Helps Body Adapt to Stresses on Health


Scientists have done research that opens up a whole new world within our cells. Their study uncovers...
Published New land creation on waterfronts increasing, study finds - New Land Creation on Waterfronts Increasing, Study Finds



Humans are artificially expanding cities' coastlines by extending industrial ports and creating luxu...
Published Being in space destroys more red blood cells - Being in Space Destroys More Red Blood Cells



A world-first study has revealed how space travel can cause lower red blood cell counts, known as sp...
Published Fiber discovery could shape better gut health - Fiber Discovery Could Shape Better Gut Health


Changing the structure of a dietary fiber commonly found in a range of food products has been found...
Published Drought increases microbe-laden dust landing in Sierras - Drought Increases Microbe-Laden Dust Landing in Sierras


Dust from all over the world is landing in the Sierra Nevada mountains carrying microbes that are to...
Published Study forecasts tile drainage and crop rotation changes for nitrogen loss - Study Forecasts Tile Drainage and Crop Rotation Changes for Nitrogen Loss


Midwestern agriculture contributes the vast majority of nitrogen in the Gulf of Mexico, causing an o...
Published Atmospheric dust levels are rising in the Great Plains - Atmospheric Dust Levels are Rising in the Great Plains


A study finds that atmospheric dust levels are rising across the Great Plains at a rate of up to 5%...
Published Enhanced arsenic detection in water, food, soil - Enhanced Arsenic Detection in Water, Food, Soil


Scientists fabricate sensitive nanostructured silver surfaces to detect arsenic, even at very low co...
Published Pet rabbits need freedom to exercise, study finds - Pet Rabbits Need Freedom to Exercise: Study Finds



Pet rabbits have higher levels of the stress hormone -- corticosterone -- and show activity rebound...