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Die N24-Nachrichten live im Stream New! 2020-09-20 18:00:00Nachrichten im Livestream – von Montag bis Freitag immer zwischen 7:00 Uhr und 21:00 Uhr und am Wochenende von 9:00 Uhr bis 21:00 Uhr neueste In

Newly-Developed Chemical Process Converts Infrared into Visible Light 2019-01-16 14:27:14A group of researchers has succeeded in developing a chemical process to convert infrared into visible light. The technology, described in the journal

Blood-Forming Stem Cells Have Back-Up System in Stressed 2019-01-16 11:58:25Blood-forming (hematopoietic) adult stem cells reside deep in the bone marrow and are responsible for regenerating the body’s blood supply inclu

Amazing NASA Video Shows Ultima Thule Approach 2019-01-16 09:29:54NASA’s New Horizons spacecraft took a series of images between 3 p.m. EST (8 p.m. GMT) on December 31, 2018, and 12:01 a.m. EST (5:01 a.m. GMT)

Archaeologists Find 2,900-Year-Old Seeds of Domesticated Goosefoot in 2019-01-16 08:07:16A team of Canadian archaeologists has found a cache of charred seeds of the pitseed goosefoot (Chenopodium berlandieri spp. jonesianum), a form of qui

Fever Helps Fight Off Infection by Altering Immune 2019-01-16 06:27:33According to a study published in the journal Immunity, fever alters surface proteins on immune cells to make them better able to travel via blood ves

Varroa Mites Feed Primarily on Honeybee Fat Body 2019-01-15 15:58:14A parasite called the varroa mite (Varroa destructor) is the most serious pest of European honeybees (Apis mellifera) worldwide. For decades, sci

ALMA Discovers Binary Star System with Polar Protoplanetary 2019-01-15 09:56:54Astronomers using the Atacama Large Millimeter/sub-millimeter Array (ALMA) have spotted the first example of a binary system that has flipped its prot

Spacetime Geometry near Rotating Black Holes Acts Like 2019-01-15 07:51:56According to a theoretical paper published in the Annals of Physics, by Dr. Ovidiu Racorean from the General Direction of Information Technology in Bu

Menopausal Hormone Therapy Effective against Knee Osteoarthritis: Study 2019-01-15 06:16:47A new study, published in the journal Menopause, shows that women receiving menopausal hormone therapy had a significantly lower prevalence of symptom

Astronomers Find Nova Super-Remnant in Andromeda Galaxy 2019-01-14 14:17:22An international team of astronomers has found that M31N 2008-12a, a frequently erupting ‘nova’ located in the Andromeda Galaxy, is surrou

Study Shows How Human Brain Reconstructs Memories 2019-01-14 11:50:44Remembering is a reconstructive process, yet little is known about how the reconstruction of a memory unfolds in time in the brain. In a study publish

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Whale Sharks, Earth's Largest Fish, Also Commonly Eat 2019-01-16 17:27:10Whale sharks, the world's largest fish, eat significant amounts of plants and algae, scientists reveal in a surprising new study out today in the jou

How Luck Made Neil Armstrong the First Man 2019-01-16 14:50:29We know Neil Armstrong was the first man on the Moon, but how did he end up with this coveted position? Was he chosen on account of his flying backgro

Over 60 Percent of Wild Coffee Species Are 2019-01-16 14:00:21For all those that rely on that cup of coffee to get you going in the morning, here's another eye-opener: A majority of wild coffee might be goi

This Robot Dog Teaches Itself New Tricks 2019-01-16 14:00:05Now that’s a headline, right? It’s got a robot dog, plays off a well-known phrase and piques curiosity. Best of all: It’s also accur

Our Solar System's Formation Was A Lot Messier 2019-01-16 12:30:56When most of us learn about the solar system, it seems like a pretty well-ordered place. Our sun formed first, about five billion years ago, and

Libraries – Coming Soon to a Citizen Science 2019-01-16 11:45:01If you are a fan of public libraries (and I’m assuming everyone is a fan of public libraries), I’ve got some exciting news for y

SNAPSHOT: Elephants Find Resources With Years-old Memories 2019-01-15 16:56:46A GPS-collared elephant takes a break near a watering hole. Collars like this were used in a new study tracking the movement of 15 African elephant gr

For the First Time, Plants Have Been Grown 2019-01-15 16:25:31Lunar Plants There's life on the moon! Plant life, that is. Cotton seeds have reportedly just sprouted in an experiment aboard China's Chang'e 4 mo

How Fevers Help Our Immune System Hunt Down 2019-01-15 16:08:19It's an ironic fact of life that the symptoms of a cold or fever are actually our bodies' attempts at a cure. Runny noses, high temperatures&nb

How Insects' Ancestors Learned to Fly 2019-01-15 12:41:09Before they flew, winged insects had to learn to glide. Scientists say they've puzzled out the evolutionary path that gave insects wings, settling wh

SNAPSHOT: Mona Lisa Isn't Staring At You, Scientists 2019-01-14 19:33:58Ever feel like the eyes in a painting are following you? That creepy feeling of being watched by a picture is known as the “Mona Lisa effec

Hijacked Bacteria Reveal New Compounds, New Drug Candidates 2019-01-14 18:43:29More than half of all new drugs in the U.S. are made from compounds found in nature. These so-called secondary metabolites are produced in the ce

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Is Ancient DNA Research Revealing New Truths — 2019-01-17 05:00:02Geneticists have begun using old bones to make sweeping claims about the distant past. But their revisions to the human story are making some scholars

How to Think About the Costs of Climate 2019-01-17 05:00:00Many of the big economic questions in coming decades will come down to just how extreme the weather will be, and how to value the future versus the pr

Jean Bourgain, Problem-Conquering Mathematician, Is Dead at 64 2019-01-17 00:16:23Dr. Bourgain, a recipient of some of his field’s most prestigious awards, was undaunted by even the most intractable of challenges.

New Diet Guidelines to Benefit People and the 2019-01-16 22:13:09A report in the medical journal The Lancet recommends cutting food waste and consumption of red meat, especially among people who eat a lot of it.

Trilobites: Watch These Stink Bugs Hatch in Unison 2019-01-16 18:41:09In terrifying synchrony, baby stink bugs all but explode to life.

Andrew Wheeler, at E.P.A. Confirmation Hearing, Walks a 2019-01-16 17:42:09The former coal lobbyist took the stand before a Senate panel to make his case for leading the E.P.A. and steering President Trump’s agenda of r

Global Warming Is Helping to Wipe Out Coffee 2019-01-16 14:24:08Researchers found that more than half of all species could vanish from the wild, and the implications for coffee’s survival in the era of climat

Trilobites: When Fungi Fight Back 2019-01-16 10:44:37A mushroom species was found to sense predators and sent warning signals to other parts of its body, but how it does that remains a mystery.

Here’s How the Shutdown Is Delaying Climate Data 2019-01-16 09:30:26A key global temperature report isn’t coming out this week because of missing data, and some long-term research projects are at risk.

Sacklers Directed Efforts to Mislead Public About OxyContin, 2019-01-16 09:28:56A filing in a Massachusetts lawsuit contains dozens of internal Purdue Pharma documents suggesting the family was far more involved than the company h

Nonfiction: Hacker for Hire 2019-01-16 07:57:06In “Breaking and Entering,” Jeremy Smith tells the story of a brilliant, larger-than-life computer scientist who runs her own boutique cyb

There’s a Huge Ice Disk in a Maine 2019-01-15 19:23:48Despite all the speculation, it’s not a landing zone for aliens. Scientists say the ice disks are an unusual but entirely natural phenomenon.

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This rediscovered Bolivian frog species survived deadly chytrid 2019-01-17 06:00:04Scientists recently rediscovered a frog species in Bolivia that hasn’t been seen in 10 years — and it could be used to better understand a

Bacterial compounds may be as good as DEET 2019-01-16 14:18:11A bacterium’s metabolic by-products are as effective as DEET in deterring Aedes aegypti mosquitoes.

An ancient child from East Asia grew teeth 2019-01-16 14:12:36Choppers from a youngster with an unknown evolutionary background indicate that hominids evolved a humanlike life span in East Asia by 100,000 years a

These robots can follow how-to diagrams 2019-01-16 14:00:06Robots capable of reading diagrams could work in more varied environments and be easier to communicate with.

A four-legged robot hints at how ancient tetrapods 2019-01-16 13:27:40Using fossils, computer simulations and a life-size walking robot, researchers re-created how an early tetrapod may have made tracks.

Two daring spacecraft aim to bring asteroid dust 2019-01-15 14:42:28A pair of daredevil spacecraft that aim to bring asteroid dust back to Earth have reached their targets and are scouting for the best sampling spots.

A new 3-D printed ‘sponge’ sops up excess 2019-01-15 09:00:05Researchers have created “sponges” that would absorb excess cancer drugs before they spread through the body and cause negative side effec

The first suspected exomoon may remain hidden for 2019-01-15 07:00:04The discoverers of the first evidence for a moon orbiting a planet around a distant star are still trying to confirm the object’s existence.

Easing test anxiety boosts low-income students’ biology grades 2019-01-14 15:00:04Wealthier students outperform their less advantaged peers in math and science. Decreasing test anxiety may help even the playing field.

A cosmic flare called the ‘Cow’ may reveal 2019-01-14 11:12:41A burst of light from far away may have been an odd type of exploding star or a white dwarf being eaten by a black hole.

Desalination pours more toxic brine into the ocean 2019-01-14 10:17:09Desalination plants help offset the world’s growing water needs, but they also produce much more supersalty water than scientists realized.

Your phone could reveal your radiation exposure after 2019-01-14 06:00:06Examining personal electronics may help gauge people’s radiation exposure in the event of a nuclear accident or attack.

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Scientists create a renewable source of cancer-fighting T 2019-01-17 16:04:07A study by UCLA researchers is the first to demonstrate a technique for coaxing pluripotent stem cells -- which can give rise to every cell type in th

Orchards in natural habitats draw bee diversity, improve 2019-01-17 16:04:04Apple orchards surrounded by agricultural lands are visited by a less diverse collection of bee species than orchards surrounded by natural habitats.

Telling stories using rhythmic gesture helps children improve 2019-01-17 14:22:34For the first time it has been shown that a brief training session with rhythmic gestures has immediate benefits for narrative discourse in children o

Psychological distress is a risk factor for dementia 2019-01-17 14:22:30A new study suggests that vital exhaustion -- which can be perceived as an indicator of psychological distress -- is a risk factor for future risk of

Saturn hasn't always had rings 2019-01-17 14:21:59In its last days, the Cassini spacecraft looped between Saturn and its rings so that Earth-based radio telescopes could track the gravitational tug of

New findings reveal surprising role of the cerebellum 2019-01-17 14:21:51A study in rodents found that the brain's cerebellum -- known to play a role in motor coordination -- also helps control the brain's reward circuitr

Can a critic-turned-believer sway others? The case of 2019-01-17 14:21:30When an advocate for one side of an issue announces that he or she now believes the opposite, can that message affect others' views? Research shows t

How to rapidly image entire brains at nanoscale 2019-01-17 14:21:17A powerful new technique combines expansion microscopy with lattice light-sheet microscopy for nanoscale imaging of fly and mouse neuronal circuits an

Brain cells that make pain unpleasant 2019-01-17 14:21:02If you step on a tack, neurons in your brain will register two things: that there's a piercing physical sensation in your foot, and that it's not pl

How our cellular antennas are formed 2019-01-17 14:20:57Most of our cells contain an immobile primary cilium. The 'skeleton' of the cilium consists of microtubule doublets, which are 'pairs' of proteins

Scientists find increase in asteroid impacts on ancient 2019-01-17 14:20:42A team of scientists has determined the number of asteroid impacts on the Moon and Earth increased by two to three times starting around 290 million y

Researchers race against extinction to uncover tree's cancer-fighting 2019-01-17 11:59:06As the population of a fir tree in China dwindles, researchers are racing to replicate its cancer-fighting molecules.

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Improved maternity care practices decrease racial gaps in 2019-01-18 00:00:00A new paper published in Pediatrics links successful implementation of Baby-Friendly™ practices in the southern US with increases in breastfeedin

Otoliths -- the fish's black box -- also 2019-01-18 00:00:00For the first time ever, an international research team has shown that fish otoliths record information on fish metabolism. Analyses of old and new ot

Nerve growth factor: Early studies and recent clinical 2019-01-18 00:00:00NGF is the first discovered member of a family of neurotrophic factors, collectively indicated as neurotrophins, (which include brain-derived neurotro

Why do Hydra end up with just a 2019-01-18 00:00:00Hydra is able to regenerate any part of its body to rebuild an entire individual. The head organizer performs two opposite activities, one activating,

Musculoskeletal and rheumatic diseases induced by immune checkpoint 2019-01-18 00:00:00Immune checkpoint inhibitors are a new promising class of antitumor drugs that have been associated with a number of immune-related Adverse Events (AE

Long periods of undisturbed sleep during pregnancy may 2019-01-18 00:00:00Sleeping more than nine hours per night during pregnancy may be associated with late stillbirth, a new Michigan Medicine-led international study sugge

Fidarestat prevents high-fat diet-induced intestinal polyps in ApcMin/+ 2019-01-18 00:00:00Recent epidemiological and experimental studies have shown that obesity is a major risk factor for Colorectal Cancer (CRC). Regular intake of high fat

Home-based hypertension program produces 'striking' results 2019-01-18 00:00:00Pilot study by Brigham investigators finds that an innovative care-delivery program helped 81 percent of participants achieve blood pressure control i

Gene therapy promotes nerve regeneration 2019-01-18 00:00:00Researchers from the Netherlands Institute for Neuroscience and the Leiden University Medical Center have shown that treatment using gene therapy lead

Untargeted metabolomics for atherosclerotic cardiovascular diseases 2019-01-18 00:00:00Cardiovascular Disease (CVD) is the leading cause of mortality and morbidity worldwide. Four out of five CVD deaths are due to myocardial infarction o

A study shows an increase of permafrost temperature 2019-01-17 00:00:00Permafrost, is an element of the cryosphere which has not been as much studied as other soils like glaciers or marine ice. Now, for the first time, a

Three-day imaging captures hi-res, cinematic view of fly 2019-01-17 00:00:00Fluorescent tagging of cellular proteins has allowed unprecedentedly detailed images of brain circuits, but imaging neurons and synapses over large ar

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