Zombie worlds: Five spooky planets orbiting dead stars

Zombie world poster. Credit: NASA/JPL-Caltech All stars, including the sun, have a finite lifetime. Stars shine by the process of nuclear fusion in which lighter atoms, such as hydrogen, fuse together to create heavier ones. This process releases vast ...

Study examines how well-timed cover crops can suppress weeds in California orchards

Emex australis seeds have dimorphic morphology. Aerial seeds that form at the leaf axils along the stems (left) have radial symmetry and subterranean seeds that form on the lower section of the crown of the plant (right) have bilateral ...

Bacteria-based, fat-free whipped cream could be a food of the future

Graphical abstract. Credit: Food Hydrocolloids (2022). DOI: 10.1016/j.foodhyd.2022.108137 It’s no secret that whipped cream is composed of 38% saturated fat, making it a not so fluffy caloric and climate issue as well. Therefore, a group of researchers at the ...

How To Get the Most Candy on Halloween (Without Resorting to Extortion)

Is there a better way to get more treats than resorting to threats of tricks? Halloween is here. It’s the night every year when children dress up in costumes and go “trick or treating.” On the surface, that activity appears ...

How safe is it to “stand on the shoulders of giants”?

Shoulders of giants The social foundation of knowledge Uncritical thinking skills When we open a book, we open the past. In reading, we enter the mind of someone from long ago, and often long dead. Literacy is what has ...

Heat waves driven by climate change have cost global economy trillions since the 1990s

This plot shows the relationship between each country’s average income and the effect that human-caused heat waves have had on their economy. Lower-income countries have emitted less CO2 and experienced greater losses from human-caused heat waves since the 1990s. ...

Artificial intelligence and molecule machine join forces to generalize automated chemistry

Illinois researchers led an international team that combined powerful AI and a molecule-making machine to find the best conditions for automated complex chemistry. Pictured, from left: University of Illinois chemistry professor Martin D. Burke, materials science and engineering professor ...

NASA and ESA agree on next steps to return Mars samples to Earth

A concept for multiple robots that would team up to ferry to Earth samples of rock and soil collected from the Martian surface by NASA’s Mars Perseverance rover. Credit: NASA/ESA/JPL-Caltech The next step in the unprecedented campaign to return ...

Empathy for the pain of the conflicting group is altered across generations in the aftermath of a genocide

Credit: Pixabay/CC0 Public Domain Feeling empathy for others is deeply engrained into our biology, as seeing another individual in pain triggers an empathic response in the brain of the observer, which allows us to understand and feel what other ...

Haunting portrait: Webb reveals dust and structure in pillars of creation

This is not an ethereal landscape of time-forgotten tombs. Nor are these soot-tinged fingers reaching out. These pillars, flush with gas and dust, ‘enshroud’ stars that are slowly forming over many millennia. The NASA/ESA/CSA James Webb Space Telescope has ...

Team develops new method to determine flaws in rubber

Credit: Unsplash/CC0 Public Domain A new method to ensure consistency and quality in rubber manufacturing, developed by a research team from the University of Tennessee, Knoxville, and Eastman, is likely to show real-world impact on material sustainability and durability ...

Natural Gas for Heating and Cooking Contains Elevated Levels of Carcinogens and Hazardous Air Pollutants

Even low-level gas leaks from kitchen stoves when they are off can generate benzene concentrations in homes up to seven times California’s recommended exposure limit. Leaks from gas stoves can create potentially hazardous indoor benzene concentrations. Scientists find natural ...

Pharmacies are reporting shortages of the widely used antibiotic amoxicillin

Pharmacies across the United States are reporting shortages of one of the most widely used antibiotics, raising concerns that the medication will be in short supply for the upcoming winter season. Independent pharmacy owners in Kansas, Georgia and New ...

Building a 3D Brain Atlas

Summary: Researchers contribute to the BRAIN Initiative Cell Atlas Network by mapping cell type, activity, and location in the developing brain. Source: Texas Biomedical Research Institute Texas Biomed will help map the developing brain with unprecedented detail for the National ...

Short Bursts of Vigorous Activity Linked With Increased Longevity

Summary: Two-minute bursts of vigorous physical activity totaling 16 minutes per week were associated with an 18% reduced risk of death and a 15% reduced risk of cardiovascular disease. Burst exercise up to 53 minutes per week is linked to ...

Nose Picking Could Increase Risk for Alzheimer’s and Dementia

Summary: The Chlamydia pneumoniae bacteria can travel directly from olfactory nerve in the nose and into the brain, forcing brain cells to deposit amyloid beta and inducing Alzheimer’s pathologies. Researchers say protecting the lining of the nose by not picking ...

Newborn Hearing Analysis Can Predict Neurophysiological Development at 12 Months

Summary: Hearing assessments of newborn babies can predict milestones and detect neurodevelopmental disorder markers at 12 months of age. Source: BIAL Foundation Portuguese researchers have proven that hearing assessment in early-age infants can help predict milestones and early detection of ...

NASA continues Psyche asteroid mission

This illustration, updated as of June 2020, depicts NASA’s Psyche spacecraft. Credit: NASA/JPL-Caltech/ASU NASA announced Friday the agency decided its Psyche mission will go forward, targeting a launch period opening on Oct. 10, 2023. Earlier this year, Psyche missed ...

NASA's Lunar Flashlight ready to search for the Moon's water ice

This illustration shows NASA’s Lunar Flashlight over the Moon. The SmallSat mission will have a very elongated orbit, taking it within 9 miles (15 kilometers) above the lunar South Pole to search for water ice in the Moon’s darkest ...

Startingly Common – Nearly One in 10 in the US Reports Having Depression

Nearly 1 in 5 young adults and adolescents report having depression. Adolescents and young adults have a particularly high prevalence of the condition. According to a study from the City University of New York and the Mailman School of ...

Community members greet MIT’s 18th president

With donuts and cider in hand, students, faculty, and staff gathered on Hockfield Court to speak with President-elect Sally Kornbluth and celebrate her appointment.

Researchers Highlight the Concerning 20-Year Knowledge Gap on Young Adult Brain Health

Summary: Researchers call for action to increase research on young adult brain health to determine brain development and risk factors for neurological disorders later in life. Source: TCD Researchers at the Global Brain Health Institute (GBHI) at Trinity College have ...

Poliovirus that paralyzed unvaccinated NY man in July is still spreading

Sewage samples as recent as October 6 have tested positive for the same virus.

Cellular Housekeeping Process Implicated in Huntington’s Disease

Summary: Study reveals how aging impairs autophagy and how enhancing autophagy can prevent cells from dying in Huntington’s disease. Source: WUSTL Huntington’s disease, a fatal, inherited neurodegenerative condition, is caused by a genetic error present at birth, though its symptoms ...

James Webb captures never-before-seen view of the Pillars of Creation

James Webb has captured a new image of the Pillars of Creation, giving us an even more detailed look at the gas structures that make up the iconic cosmic entity. In previous captures of the Pillars, we’ve been able ...

How Much Halloween Candy Would Kill You? [Video]

We know Halloween candy isn’t healthy, but how much would it take to kill you? Halloween is almost here, which means costumes, scary movies, and lots of candy. In this video, Reactions tackles this spooky hypothetical question: how much Halloween ...

El Niño increases seedling mortality even in drought-tolerant forests

Scientists conducted a long-term study to evaluate the effects of El Niño on seasonally dry tropical forests: Data collected over 7 years show that seedling mortality increased when severe and prolonged drought occurred in seasonally dry tropical forests, which ...

Study tracks the impacts of western wildfires on New York air quality

Hazy conditions seen at the NYS Mesonet site in Queens, July, 20 2021. Credit: University at Albany A new study has found that more frequent and intense western wildfires are not only impacting the air quality and visibility in ...

Some of the most drastic risks from climate change are routinely excluded from economic models, says study

Hazards shifting outside of their historical range. a, Hazards that most exceed the distribution from recent (1980–2009) history, measured with a z-score from nine GCMs in WorldClim in 2050 under SSP3–7.0, using high logged precipitation in the wettest month (labeled ...

Looking to sea urchins for stronger ceramic foams

Echinoderm stereom as a bicontinuous cellular solid. a Photograph of a ventral-viewed sea urchin H. mamillatus. b SEM image of the stereom structure. Inset, optical image of the transverse cross section of a spine. c µ-CT reconstructions of stereom ...

Juvenile striped bass abundance remains steady in Virginia waters

Field Assistants Ethan Dewald and Justin Mitchell haul a seine net on the York River. Credit: Jack Buchanan/VIMS Preliminary results from an ongoing long-term survey conducted by researchers at William & Mary’s Virginia Institute of Marine Science suggest another ...

Evolution of cooperation through cumulative reciprocity

Credit: Pixabay/CC0 Public Domain Understanding reciprocal cooperation is a key element to understanding how people work together. Whether it is friends who exchange favors, animals who exchange food or services, or nations that coordinate their policies, all are essentially ...

Revealing the structure of the light-harvesting phycobilisome of cyanobacterium

Chromophores interspersed in the phycobilisome of cyanobacteria act as tiny antennas, capturing sunlight. The energy is then conveyed to photosystems at the base of the phycobilisome. Credit: RIKEN SPring-8 Center The structure of the “antenna” that a blue-green alga ...

River experts weigh in as Mississippi River levels reach record low

LSU students in Kory Konsoer’s Geography Field Methods course visit the historically low Mississippi River and the unearthed ferry. Credit: Kory Konsoer, LSU In the month of October, the Mississippi River has seen record low levels from Illinois to ...

Could we help the liver regenerate itself instead of waiting for liver transplants?

Key players in liver regeneration Liver regeneration after Tylenol overdose Reducing the need for transplantation The liver is known for its ability to regenerate. It can completely regrow itself even after two-thirds of its mass has been surgically removed. ...

Take your pick: Aye-aye joins ranks of snot-eaters

The aye-aye has been filmed picking its nose with its extra-long middle finger. When scientists caught the aye-aye on video using its strangely thin, eight-centimetre-long middle finger to deeply pick its nose, it pointed towards a larger mystery: why ...

Hybrid songbirds found more often in human-altered environments

Black-capped (left) and mountain chickadee (right) caught at CU Boulder’s Mountain Research Station. Credit: Georgy Semenov Hybrids of two common North American songbirds, the black-capped and mountain chickadee, are more likely to be found in places where humans have ...

NASA's InSight lander detects stunning meteoroid impact on Mars

Boulder-size blocks of water ice can be seen around the rim of an impact crater on Mars, as viewed by the High-Resolution Imaging Science Experiment (HiRISE camera) aboard NASA’s Mars Reconnaissance Orbiter. The crater was formed Dec. 24, 2021, ...

Chiral drug-like building blocks by nickel-catalyzed enantioselective olefin cross-coupling

Schematic showing the design of a chiral nickel-catalyzed manifold that transforms cheap and abundant olefins to high-value drug-like building blocks. Credit: Nature Catalysis (2022). DOI: 10.1038/s41929-022-00854-8 NUS chemists have developed an effective method to access enantioenriched drug-like compounds through ...

A scientist’s quest for an accessible, unhackable voting machine

After 19 years of work, Juan Gilbert says he has invented the most secure voting machine.

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