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Ten deadliest quakes of the 21st century

The massive earthquake that struck Turkey and Syria on February 6 is the fifth-deadliest this century......»»

Category: topSource:  physorgFeb 13th, 2023

How Kepler’s 400-year-old sunspot sketches helped solve a modern mystery

A sharp decline in sunspot activity in the 17th century has long puzzled astronomers. Enlarge / A naked-eye sunspot group on May 11, 2024. There are typically 40,000 to 50,000 sunspots observed in ~11-year solar cycles. (credit:.....»»

Category: topSource:  arstechnicaRelated NewsJul 31st, 2024

Quantum information theorists shed light on entanglement, one of the spooky mysteries of quantum mechanics

The year 2025 marks the 100th anniversary of the birth of quantum mechanics. In the century since the field's inception, scientists and engineers have used quantum mechanics to create technologies such as lasers, MRI scanners and computer chips......»»

Category: topSource:  pcmagRelated NewsJul 31st, 2024

Repair kit for NASA"s NICER mission heading to space station

NASA will deliver a patch kit for NICER (Neutron star Interior Composition Explorer), an X-ray telescope on the International Space Station, on the agency's Northrop Grumman 21st commercial resupply mission. Astronauts will conduct a spacewalk to com.....»»

Category: topSource:  physorgRelated NewsJul 30th, 2024

New reconstruction shows low Artic sea ice cover in mid-20th century

An international research team presented a new reconstruction of past Arctic sea ice that revealed low levels of sea ice coverage in the 1940s......»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

New research shows how global warming is messing with our rainfall

The past century of human-induced warming has increased rainfall variability over 75% of the Earth's land area—particularly over Australia, Europe and eastern North America, new research shows......»»

Category: topSource:  physorgRelated NewsJul 28th, 2024

Ghosts of species past: Shedding new light on the demise of NZ"s moa can help other flightless birds

New Zealand was once home to giant flightless birds called moa. They had grown accustomed to life without predators. So the arrival of humans in the mid-13th century presented a massive—and ultimately insurmountable—challenge to their existence......»»

Category: topSource:  physorgRelated NewsJul 27th, 2024

An engineer has built a classic Mac Plus from modern parts

Apple sold the Mac Plus from 1986 to 1990 — but now this early classic Mac is back with most of the parts made this century, thanks to a very dedicated fan.That's actually a Mac Classic but the screen is showing the output from the clone Mac PlusUs.....»»

Category: appleSource:  appleinsiderRelated NewsJul 26th, 2024

Increasingly erratic rainfall patterns over the past century are likely due to human-induced climate change, study shows

Rainfall fluctuates more vigorously. Why? Scientists say it's because of us. Many people around the world have noticed that rainfall is becoming increasingly erratic. Intense downpours are occurring more frequently, while dry periods seem to last lon.....»»

Category: topSource:  physorgRelated NewsJul 25th, 2024

Lethal bird flu could decimate Oceania"s birds—from vigilance to vaccines, here"s what Australia is doing to prepare

Avian influenza viruses have infected the world's birds for millennia. We first became aware of them in the 19th century, when mass deaths of poultry triggered interest in what was then called "fowl plague.".....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Tijuana River sewage flows last year broke all records since 2000: It"s on track to do it again

The amount of contaminated water laced with raw sewage that is flowing across the U.S.-Mexico border into San Diego County exceeded 44 billion gallons in 2023, the most on record in the last quarter-century......»»

Category: topSource:  marketingvoxRelated NewsJul 21st, 2024

Researchers zero in on the underlying mechanism that causes alloys to crack when exposed to hydrogen-rich environments

When deciding what material to use for infrastructure projects, metals are often selected for their durability. However, if placed in a hydrogen-rich environment, like water, metals can become brittle and fail. Since the mid-19th century, this phenom.....»»

Category: topSource:  theglobeandmailRelated NewsJul 20th, 2024

Sustainable irrigation critical to recovery of Ukrainian farms, a major global exporter of grain and oilseeds

By the middle of the century, three-quarters of Ukrainian croplands—a critical source of the world's grain and oilseeds—will experience water shortages due to the combination of climate change and infrastructural damage caused by the Russian inva.....»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Archivist explores Troy"s invisible workers

While poring over nearly century-old photos documenting the University of Cincinnati's historic excavation at Troy, archivist Jeff Kramer was struck by just how many people worked behind the scenes for years to contribute to its success......»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

New hope for critically endangered Siamese crocodile

Sixty Siamese crocodiles, from five separate nests, have successfully hatched in Cambodia's Cardamom National Park—the largest record of this species breeding in the wild this century and a massive boost for the survival prospects of this criticall.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

For a century, it"s been illegal to swim in the Seine. Will Paris"s clean-up make the river safe for Olympic swimmers?

Five eagerly anticipated events in the Paris Olympics will be the mens and womens 10 kilometer marathon swimming races, as well as the 1,500 meter swimming section of three triathlon events. Why? Because all will be held in the Seine River in the cen.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

The salmon diaries: Life before and after Klamath Dam removal

When salmon return from the ocean to the Klamath River after the world's largest dam removal project ends this fall, they will regain access to 400 miles of historical spawning habitat their species has been cut off from for more than a century......»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Caught in the actinium: New research could help design better cancer treatments

The element actinium was first discovered at the turn of the 20th century, but even now, nearly 125 years later, researchers still don't have a good grasp on the metal's chemistry. That's because actinium is only available in extremely small amounts.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Q&A: Researcher discusses how gravitational waves hint at dark matter and Big Bang mysteries

Gravitational waves, ripples in space-time predicted by Einstein almost a century ago, were detected for the first time in 2015. A new study led by Yanou Cui, an associate professor of physics and astronomy at the University of California, Riverside,.....»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Paris dream of swimming in the Seine part of its Olympics vision

Going for a dip in the Seine on a hot summer's day has been the pipedream of many a Parisian since swimming in the river was formally banned a century ago......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Swedish labor market consensus is far from the whole story, says researcher

Twentieth century Swedish labor market policy was not solely shaped by inter-class cooperation, but also by tough conflicts. Industrial rationalization and investments in new technology were met with protests from workers. A new doctoral thesis revea.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024