Notre Dame cathedral first to use iron reinforcements in 12th century
Devastating 2019 fire gave scholars access to previously hidden parts of the cathedral. Enlarge / The Notre-Dame de Paris has been under restoration since a devastating fire destroyed the main spire and roof in April 2019. (credi.....»»
Study reveals oyster reefs once thrived along Europe"s coasts—now they"re gone
Oysters once formed extensive reefs along much of Europe's coastline—but these complex ecosystems were destroyed over a century ago, new research shows. The paper, published in the journal Nature Sustainability, is titled "Records reveal the vast h.....»»
Early foster care gave poor women power, 17th-century records reveal
A rare collection of 300-year-old petitions gives voice to the forgotten women who cared for England's most vulnerable children while battling their local authorities......»»
Iron nuggets in the Pinnacles unlock secrets of ancient and future climates
Small iron-rich formations found within Western Australia's Pinnacles, which are part of the world's largest wind-blown limestone belt spanning more than 1,000km, have provided new insights into Earth's ancient climate and changing landscape......»»
How to spot the ‘comet of the century’ next month
Comet Tsuchinshan-Atlas is passing by the sun and will soon pass by Earth, and could be a spectacularly bright object by mid-October......»»
Exploring the role of hydrogen sulfide in the expression of iron uptake genes in E. coli
Antibiotic resistance and oxidative stress response are important biological mechanisms that help bacteria thrive, especially pathogenic bacteria like Escherichia coli. Hydrogen sulfide (H2S), a chemical messenger molecule, regulates several intracel.....»»
How iron and metabolic constraints can aid gene discovery for photosynthesis and biofuel production
The single-cell green alga Chromochloris zofingiensis is an emerging model organism for photosynthesis and metabolism research. Previous research has shown that with the addition of glucose, Chromochloris zofingiensis shuts off photosynthesis, rerout.....»»
Affordable iron catalysts offer a sustainable route to prized Z-alkenes
Chemists from the National University of Singapore (NUS) have developed an iron-catalyzed method that overcomes a significant challenge in the sustainable synthesis of trisubstituted Z-alkenes by inserting two alkyl chemical groups into a type of com.....»»
Ailing New Zealand butterfly collector gives away life"s work
A New Zealand enthusiast spent half a century amassing one of the world's largest private butterfly collections. As death nears, he has handed this life's work of 20,000 specimens to a museum......»»
Why the gender gap in physics has been stable for more than a century
As a physicist and data scientist with a keen interest in gender inequality, Fariba Karimi was amazed to discover that the gender gap in physics has remained almost unchanged since 1900. As the citation and coauthorship networks in physics expand, wo.....»»
Improving industrial scale lactoferrin production with synthetic biological systems
Lactoferrin (LF), a multifunctional glycoprotein of the transferrin family, is naturally expressed in human and cow milk. The name "LF" is derived from its ability to bind to iron (ferrin, a suffix indicating iron-binding protein)......»»
Vintage museum collection and modern research intersect in century-long bee study
At a tranquil nature reserve in South Michigan, an Agricultural Research Service (ARS) scientist and her collaborators connected olden wild bee sample collections and modern technology to better decode the ecological traits and habits of pollinators,.....»»
How a nearby supernova left its mark on Earth life
When a massive star explodes as a supernova, it does more than release an extraordinary amount of energy. Supernovae explosions are responsible for creating some of the heavy elements, including iron, which is blasted out into space by the explosion......»»
Archaeologists discover southern army fought at "Europe"s oldest battle"
Archaeologists analyzed thirteenth century BC bronze and flint arrowheads from the Tollense Valley, north-east Germany, uncovering the earliest evidence for large-scale interregional conflict in Europe. The Tollense Valley in Mecklenburg-Western Pome.....»»
Indigenous outback rangers in WA find up to 50 night parrots, among Australia"s most elusive birds
In arid inland Australia lives one of Australia's rarest birds: the night parrot. Missing for more than a century, a live population was rediscovered in 2013. But the species remains elusive......»»
Water-free manufacturing approach could help advance 2D electronics integration
The future of technology has an age-old problem: rust. When iron-containing metal reacts with oxygen and moisture, the resulting corrosion greatly impedes the longevity and use of parts in the automotive industry......»»
"Doomsday" glacier set to melt faster and swell seas as world heats up, say scientists
Tidal action on the underside of the Thwaites Glacier in the Antarctic will "inexorably" accelerate melting this century, according to new research by British and American scientists. The researchers warn the faster melting could destabilize the enti.....»»
Experts Finally Identify Mysterious Remains Found Buried Beneath Notre Dame Cathedral
Experts Finally Identify Mysterious Remains Found Buried Beneath Notre Dame Cathedral.....»»
Human remains at Notre-Dame Cathedral may have been identified after more than 450 years
Human remains at Notre-Dame Cathedral may have been identified after more than 450 years.....»»
Study reveals large ocean heat storage efficiency during the last deglaciation
As one of the largest heat reservoirs in the climate system, the global ocean absorbs more than 90% of the excess energy from ongoing anthropogenic warming. In the last century, the greatest warming in the ocean has occurred in the upper 500 m, with.....»»
Oceanic life found to be thriving thanks to Saharan dust blown from thousands of kilometers away
Iron is a micronutrient indispensable for life, enabling processes such as respiration, photosynthesis, and DNA synthesis. Iron availability is often a limiting resource in today's oceans, which means that increasing the flow of iron into them can in.....»»