Researchers used mathematical abstraction to describe gravitational waves as functions that remain invariant during distribution. They found arbitrary functions can be set to encode information, allowing for spatial transmission without distortions.
A Rutgers-led study predicts increased frequency of dry spells in the US and Mexico, and heavy rainfall events in south Asia and China. Subtropical stationary waves play a key role in explaining these extremes, which are expected to worsen with climate change.
A study found that experiencing extreme weather does not necessarily convince climate change sceptics of human impact. Instead, partisan news reporting and personal views play a significant role in shaping perceptions. The research suggests that media coverage can have a greater effect on people's beliefs than actual weather events.
Researchers at Penn State have developed a new weather model that incorporates data from next-generation satellites to improve tornado forecasting. The model was able to forecast supercell thunderstorms with high accuracy and suggests that lead times for tornado warnings can be extended beyond 30 minutes.
A Rutgers-led study suggests that rapid Arctic warming is causing persistent dry and wet spells, leading to extreme weather events like droughts, heat waves, and storms. The frequency of these long-duration weather conditions has increased over recent decades.
Researchers developed innovative business models for space-related start-ups, including DIT Space, which commercialized satellite images and created competitive advantages. The study highlights the growth of space entrepreneurship worldwide, with a focus on Central America.
Adding Arctic weather observations can help predict tropical cyclones' tracks and intensity more accurately, reducing extreme weather event risks. The study used radiosonde data from the Arctic to forecast three tropical cyclones, showing improved predictability with additional observations.
The USDA Forest Service introduces the Hot-Dry-Windy Index (HDW) to predict wildland fire danger, leveraging temperature, moisture, and wind variables. Researchers tested HDW against existing indexes and found promising results, with potential applications worldwide.
Researchers at Tel Aviv University have developed a system to harness data from smartphones to forecast weather patterns, particularly those that lead to flash floods. The smartphone sensors can monitor various atmospheric conditions, such as temperature, humidity, and light levels, providing valuable data for accurate forecasts.
A review of research on summer weather stalling highlights the impact of Arctic warming on air circulation patterns, leading to more frequent extreme weather events. The study suggests that prolonged sunny episodes can turn into heat waves and heavy rainfall, posing a major climate risk.
Scientists have discovered a repeatable pattern in how space weather activity changes with the solar cycle, enabling better understanding and planning for space weather. The breakthrough allows for more accurate forecasting of potential threats to Earth from solar flares and extreme space weather.
Researchers developed a more comprehensive method for measuring the Earth's boundary layer depth using radar, which constantly ebbs and flows. This improvement in accuracy can lead to better forecasts for severe weather events, air pollution, and wildfire forecasting.
The Carr fire has consumed 110,154 acres, destroying 161 residences and 12 outbuildings. Weather conditions and terrain make firefighting efforts challenging, with over 2,500 structures still at risk.
A class X-2.2 and major class X-9.3 solar flare erupted on the morning of September 6, causing a strong radio blackout over most of the sunlit side of Earth, including the Caribbean. The disruption affected shortwave radio communications used by amateurs and professionals in emergency response efforts.
Researchers at Virginia Tech used ecological forecasting to predict future growth rates of loblolly pine trees, showing a potential 30% increase in productivity by the middle of the century. The study focused on planted loblolly pine plantations in the Southeastern United States and highlighted uncertainties depending on specific regions.
Historical data analysis reveals significant differences in source region contributions to haze under unfavorable weather systems. Policymakers can develop more efficient control plans by incorporating weather system analysis when haze events occur.
The ACRE China project recovers instrumental weather observations for the East Asian region, enhancing global weather and climate knowledge. The collaboration enables the creation of a spatially and temporally-complete data base of historical weather patterns and fluctuations.
Research from Dartmouth College shows that cooler weather can increase the lethality of southern pine beetles' attacks on trees. The study demonstrates how climate change creates a destructive one-two punch for forests, with warmer temperatures leading to synchronized emergence of adult beetles and increased population density.
A new study from University of Chicago researchers finds that 'traffic jams' in the jet stream can cause abnormal weather patterns, such as blocking events. The research develops a mechanistic model to predict long-term weather patterns, including droughts and floods, by comparing the jet stream to highway traffic.
Bernd Chudoba and his team aim to create a forecasting methodology that identifies science and technology gaps related to space transportation issues. The project will develop a toolbox to forecast space transportation infrastructure needs, enabling the US to plan for its 2030 goal of eliminating vulnerabilities in space.
A new magnetometer network has been installed across South America to study magnetic field disturbances and their potential impact on electronic appliances and power grids. The project aims to improve the understanding of space weather effects on the continent, which could help mitigate damage caused by solar eruptions.
Researchers found that the Unified Model's microphysics scheme produces unrealistic raindrop size distributions, affecting storm structures. The study emphasizes the importance of selecting the right microphysics scheme for accurate weather prediction.
The Parker Solar Probe and Solar Orbiter missions will take us closer than ever before to the Sun, providing a comprehensive understanding of its inner workings and shedding light on space weather events that can disrupt technology and power grids. The missions aim to clarify the coronal heating problem and study the solar wind's inter...
Scientists successfully simulated FY-2D infrared cloud images using a high-resolution WRF regional numerical weather prediction model product and forward radiation transfer model RTTOV. The results show improved accuracy, with correlation coefficients greater than 0.5 in the first 24 hours.
Scientists have found a new type of magnetic event, reconnection, occurring in turbulent plasma near Earth. The discovery bridges the gap between magnetic reconnection and turbulence, shedding light on dynamic space weather systems.
Researchers analyzed billions of Twitter and Facebook posts to find that people express happier sentiments when the weather is warm and sunny. The study found a significant correlation between good weather and increased positivity, which could be used to tailor advertising campaigns and content to users' emotional states.
Researchers found temperature, precipitation, humidity, and cloud cover associated with positive or negative expressed sentiments. Positive expressions increased up to 20 degrees Celsius before declining over 30 degrees Celsius, while high humidity and cloud cover were linked to negative expressions.
Astronaut David Wolf shares his experience of worsening eye sight after space missions, citing a possible connection between microgravity and visual impairment. Researchers are using advanced imaging techniques to find solutions for the effects of space travel on vision, critical for future long-duration missions.
A study by Embry-Riddle Aeronautical University researchers found that general aviation pilots had difficulty understanding various types of weather information, including METAR reports and radar displays. The findings suggest that improved pilot training and more effective weather display designs could help advance aviation safety.
Recent research from the University of New Hampshire's Space Science Center shows that space radiation is getting far more intense, posing significant risks to astronauts and satellite technology
A Rutgers University study finds that warmer Arctic temperatures cause extreme winter swings in the US, leading to colder winters in northern Europe and snowier conditions. The research suggests a strong connection between Arctic warming and severe winter weather patterns in the eastern United States.
A team of researchers from the University of Pittsburgh's NSF Center for Space, High-performance, and Resilient Computing has developed a radiation-resistant computer capable of high-performance computing in space. The system will be launched on the International Space Station and is nearly three times more powerful than its predecessor.
Recent heavy rainfall and melting snow have caused widespread flooding across the central and southern US, from the Gulf Coast to the Great Lakes. NASA's rainfall analysis found above-normal precipitation in parts of the upper Midwest, exacerbating the flood threat.
Research from the University of Missouri suggests that even as temperatures rise due to climate change, the jet stream's variability remains the same, allowing for similar forecast ranges in mid-century as today.
Researchers at Colorado State University have developed an empirical model that accurately predicts atmospheric river activity in the western US three weeks in advance. This breakthrough could enhance long-term weather forecasting capabilities, allowing for earlier warnings of extreme precipitation, floods, and droughts.
The GOLD mission provides unprecedented measurements of Earth's upper atmosphere, tracking day-to-day changes in temperature and composition. By imaging ultraviolet light, GOLD will create a map of the hemisphere revealing how these forces impact our technological society.
New research from the University of Lincoln found that jet stream changes are significantly associated with UK regional rainfall and temperatures. The study suggests that using predictions of jet stream changes can produce more accurate seasonal weather forecasts on a smaller, regional scale.
The NASA GOLD Mission observes the dynamic intermingling of space and Earth's uppermost atmosphere, seeking to understand what drives change in this critical region. The mission provides fast observations to monitor hour-by-hour changes in space weather and improves forecasting models for satellites, astronauts, and life on Earth.
A NASA team has demonstrated fully autonomous X-ray navigation in space, utilizing millisecond pulsars to precisely determine the location of an object moving at thousands of miles per hour. This technology offers a new option for deep-space navigation that could work in concert with existing spacecraft-based radio and optical systems.
A new study by Dartmouth College researchers reveals that at least 1% of U.S. voting-age adults change their partisan preference from Democrat to Republican on rainy election days, attributing this shift to a psychological behavior where voters are more averse to risk during poor weather conditions.
Researchers found a correlation between Arctic warming and extreme UK weather events, particularly winter storms and summer rainfall. The study suggests that changes in the North Atlantic jet stream and Greenland high-pressure blocking may be driving these trends.
The ICON and GOLD missions are teaming up to provide comprehensive observations of the ionosphere, a little-understood area close to home. By capturing detailed remote and in situ data, these missions will help improve situational awareness for astronauts and humans on the ground.
The Space Debris Sensor (SDS) will track orbital debris between .05mm and 3mm in size for two to three years, providing near-real-time impact detection capabilities. The sensor will help researchers map the entire orbital debris population and plan future sensors to mitigate damage from debris.
The Genes in Space-3 team achieved the first-ever sample-to-sequence process entirely aboard the International Space Station, identifying two previously unknown microorganisms. The breakthrough could aid in diagnosing astronaut ailments, identifying DNA-based life on other planets, and benefiting other experiments.
Satellite imaging from NOAA's GOES-16 satellite reveals holiday travelers facing wet and snowy weather on both coasts. A large area of clouds associated with a frontal system is forecast to bring rain and snow across the US, with heavy rainfall and flooding predicted in the lower Mississippi and Tennessee Valleys.
The Lomonosov satellite detected air showers caused by high-energy space rays and registered transient light phenomena associated with storm ares. The satellite also observed gamma-ray bursts for the first time in history, allowing for simultaneous measurements in optic and gamma ranges.
A recent study by World Weather Attribution found that climate change increased the likelihood of extreme rainfall events like Hurricane Harvey. The research suggests that storms like Harvey are now three times more likely in today's climate.
Researchers analyzed millions of doctor visits to find no correlation between rainfall and painful joints or sore backs. Despite the lack of evidence, many people still believe that certain symptoms are forecasted by weather conditions.
Researchers are using a new 3D mapping technique to assess the risk of space weather events on the US power grid. The method uses data from EarthScope to create detailed maps of ground conductivity, which can help identify vulnerable sections of transmission lines and inform real-time power-flow management.
Scientists analyze NASA data to investigate solar storm impact on cetaceans' internal compasses. While space weather is not primary driver of strandings, it may be one factor among several contributing to the phenomenon.
The Arctic's rapid warming and sea ice loss have significant impacts on Eurasian weather and climate, particularly in winter. The study finds that sea areas and western coasts of continents are relatively less affected, while continental regions, especially over Eurasia, experience the strongest influence.
The US space exploration program should focus on robotic sample recovery and human missions to Mars, according to Scott Hubbard, Editor-in-Chief of New Space. He highlights the benefits of this strategy, including offsetting costs through international partnerships.
After completing 100 days of cryogenic testing, NASA's James Webb Space Telescope has emerged from Chamber A at the Johnson Space Center. The telescope is now set to be integrated with its spacecraft element in California, marking a crucial step towards its launch as the world's premier infrared space observatory.
Scientists have discovered oscillations in solar flares that exhibit pulses or oscillations in the amount of energy being sent out. These findings offer new insights into the origins of massive solar flares and their effects on space weather.
A severe weather event on Nov. 5 was analyzed by NASA's Global Precipitation Measurement mission, revealing the location of strongest storms and predicting heavy rain. At least nine tornadoes were reported in Illinois, Indiana, and Ohio, causing widespread power outages and injuries.
Researchers found permanent effects on human brain structure due to microgravity, including crowding and narrowing of the brain's central sulcus. The study aimed to understand the causes of VIIP syndrome, a condition affecting astronauts' vision and intracranial pressure.
A study found that cold temperatures and atmospheric pressure increases are associated with a higher risk of hospitalization and death in elderly patients with heart failure. The researchers suggest that elderly patients should avoid fog and low cloud weather in winter to prevent such events.
Research by Embry-Riddle Aeronautical University's Katariina Nykyri suggests that solar wind fluctuations can affect the speed and strength of space hurricanes, impacting plasma transport into Earth's magnetosphere. This may provide insights for better space-weather prediction and safer satellite navigation.
A NASA study found that astronaut blood parameters, such as red blood cells and oxygen-carrying proteins, remained higher than pre-flight levels even after adapting to microgravity. The study collected whole blood samples from 31 astronauts over up to six months on the International Space Station.
A team led by a Princeton University graduate student has developed a unique simulation of magnetic reconnection in space plasmas, which could lead to improved forecasts of space weather events. The new model approximates kinetic effects using fluid equations and agrees better with kinetic models than traditional simulations.