Search query: once
Categories: All Categories
13142 records searched, 619 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 Double trouble at chromosome ends
(via sciencedaily.com) Original source New findings suggest the end-replication problem, an old standby of biology textbooks, is twice as i...
Published Brainless memory makes the spinal cord smarter than previously thought
(via sciencedaily.com) Original source Researchers have discovered the neural circuitry in the spinal cord that allows brain-independent mo...
Published Study of urban moss raises concerns about lead levels in older Portland neighborhoods
(via sciencedaily.com) Original source Lead levels in moss are as much as 600 times higher in older Portland, Oregon, neighborhoods where l...
Published Prenatal exposure to air pollution associated with increased mental health risks
(via sciencedaily.com) Original source A baby's exposure to air pollution while in the womb is associated with the development of certain m...
Published In medieval England, leprosy spread between red squirrels and people, genome evidence shows
(via sciencedaily.com) Original source Evidence from archaeological sites in the medieval English city of Winchester shows that English red...
Published Ancient rocks improve understanding of tectonic activity between earthquakes
(via sciencedaily.com) Original source Rocks once buried deep in ancient subduction zones -- where tectonic plates collide -- could help sc ...
Published Exposing dengue's invasion strategies
(via sciencedaily.com) Original source Mosquito-borne viral infections once confined to tropical regions are spreading. Dengue virus infect ...
Published Air pollution harms mental health worse in New York's historically redlined neighborhoods
(via sciencedaily.com) Original source The statewide study found that the link between pollutants and ER visits is more pronounced in commu...
Published Possible seasonal climate patterns on early Mars
(via sciencedaily.com) Original source New observations of mud cracks made by the Curiosity Rover show that high-frequency, wet-dry cycling...
Published New Mars gravity analysis improves understanding of possible ancient ocean
(via sciencedaily.com) Original source The first use of a novel method of analyzing Mars' gravitational force supports the idea that the pl...
Published Curiosity rover finds new evidence of ancient Mars rivers, a key signal for life
(via sciencedaily.com) Original source New analysis of data from the Curiosity rover reveals that much of the craters on Mars today could h...
Published New plasma escape mechanism could protect fusion vessels from excessive heat
(via sciencedaily.com) Original source The exhaust heat generated by a fusing plasma in a commercial-scale reactor may not be as damaging t...
Published Anthropologist documents how women and shepherds historically reduced wildfire risk in Central Italy
(via sciencedaily.com) Original source Fire management lessons from the past could help to improve resilience as the Mediterranean faces in...
Published Taking your time makes a difference - Taking Your Time Makes a Difference: The Power of Slow and Steady Progress
(via sciencedaily.com) Researchers find that stem cells in the developing brain of modern humans take longer to divide and...
Published In search of the lost city of Natounia - In Search of the Lost City of Natounia: Uncovering the Secrets of an Ancient Civilization
(via sciencedaily.com) The mountain fortress of Rabana-Merquly in modern Iraqi Kurdistan was one of the major regional cent...
Published Engineers report low-cost human biomarker sensor designs - Engineers Report Low-Cost Human Biomarker Sensor Designs
(via sciencedaily.com) Original source Researchers have developed a low-cost, RNA-based technology to detect and measure biomarkers, which...
Published Ice Age wolf DNA reveals dogs trace ancestry to two separate wolf populations - Ice Age Wolf DNA Reveals Dogs Trace Ancestry to Two Separate Wolf Populations
(via sciencedaily.com) An international group of geneticists and archaeologists have found that the ancestry of dogs can be...
Published Researchers find evolutionary adaption in trout of Wyoming's Wind River Mountains
(via sciencedaily.com) Original source Scientists found that trout from lakes stocked decades ago in the Wind River Mountains have higher n...
Published Scientists discover the possible triggers for bacterial pathogens, opening the door for new treatment strategies
(via sciencedaily.com) Original source The legendary Alexander Fleming, who famously discovered penicillin, once said 'never to neglect an ...
Published Armed to the hilt: Study solves mystery behind bacteria's extensive weaponry
(via sciencedaily.com) Original source A new study tackles the mystery of why bacteria often carry diverse ranges of weapons. The findings...