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What should we do with aging marine structures?

Marine artificial structures (MAS), such as oil and gas platforms and offshore wind farms, have a finite operational period and will eventually need to be decommissioned......»»

Category: topSource:  physorgMar 12th, 2024

Can walls of oysters protect shores against hurricanes? Darpa wants to know.

Colonized artificial reef structures could absorb the power of storms. On October 10, 2018, Tyndall Air Force Base on the Gulf of Mexico—a pillar of American air superiority—f.....»»

Category: topSource:  arstechnicaRelated NewsOct 13th, 2024

Researchers create a three-dimensional multi-focus laser for glass micro-sculpting

Glass materials are widely used in optical and optoelectronic devices due to their low cost and excellent mechanical and optical properties. Among them, glass concave/convex linear structures with feature sizes ranging from several micrometers to hun.....»»

Category: topSource:  physorgRelated NewsOct 11th, 2024

Evolution in real time: Scientists predict—and witness—evolution in a 30-year marine snail experiment

Snails on a tiny rocky islet evolved before scientists' eyes. The marine snails were reintroduced after a toxic algal bloom wiped them out from the skerry. While the researchers intentionally brought in a distinct population of the same snail species.....»»

Category: topSource:  physorgRelated NewsOct 11th, 2024

Darpa Thinks Walls of Oysters Could Protect Shores Against Hurricanes

The US defense research agency is funding three universities to engineer reef structures that will be colonized by corals and bivalves and absorb the power of future storms......»»

Category: gadgetSource:  wiredRelated NewsOct 11th, 2024

DARPA Thinks Walls of Oysters Could Protect Shores Against Hurricanes

The US defense research agency is funding three universities to engineer reef structures that will be colonized by corals and bivalves and absorb the power of future storms......»»

Category: gadgetSource:  wiredRelated NewsOct 11th, 2024

On US coast, wind power foes embrace "Save the Whales" argument

Whether from real concern for marine animals or doubts about renewable energy, the anti-wind power movement has been growing along the US East Coast, with some trying to blame a surge in whale strandings on the growth of offshore energy projects......»»

Category: topSource:  physorgRelated NewsOct 11th, 2024

Expansion technique to image nanoscale structures inside cells makes high-resolution imaging more accessible

A classical way to image nanoscale structures in cells is with high-powered, expensive super-resolution microscopes. As an alternative, MIT researchers have developed a way to expand tissue before imaging it—a technique that allows them to achieve.....»»

Category: topSource:  physorgRelated NewsOct 11th, 2024

New discoveries: Three tiny species added to South Africa"s spectacular marine life

South Africa's marine realm is globally unique because of the two major ocean currents that meet here. The cold, slow-moving Benguela and the warm, fast-flowing Agulhas currents create a special environment that supports high levels of biodiversity......»»

Category: topSource:  physorgRelated NewsOct 10th, 2024

An independent panel reports findings into loss of marine life off the North East and Yorkshire coast

An independent expert panel has today (20 January) published its findings into the loss of marine life off the North East and Yorkshire coast. It follows a series of mass mortalities of crabs and lobsters that were recorded along the Northeast and No.....»»

Category: topSource:  physorgRelated NewsOct 10th, 2024

Making micelles more effective for dye and drug dispersion through well-defined core-shell structures

Micelles are spherical molecular structures usually formed by amphiphilic molecules with block structure, which contain both hydrophilic and hydrophobic parts. The hydrophobic tails of these molecules cluster together to form a core, while the hydrop.....»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Environmental factors influence Southeast Brazil"s coastal biodiversity more than ecological processes, study finds

Sea surface temperature, wave energy and freshwater discharge from rivers influence the abundance and size of the marine organisms that inhabit rocky shores along the coast of Southeast Brazil more than ecological processes such as competition and pr.....»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Scientists long urged NASA to search for signs of life near Jupiter; now it"s happening

In 2015, Bill Nye was on Marine One with President Obama......»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Reducing energy loss in metal nanostructures by altering geometrical dimensions

Researchers at City University of Hong Kong (CityUHK) have made a discovery that significantly reduces energy loss in metal nanostructures. By altering the geometrical dimensions of these structures, researchers have unlocked their full potential, pa.....»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Study reveals relationship between nitrogen-cycling microbial communities and nitrogen removal

Excess nitrogen (N) input to the inland water bodies and marine ecosystem has contributed to a cascade of environmental issues, so N removal pathways are critical in aquatic and terrestrial ecosystems for maintaining homeostasis. Associated functiona.....»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Spotted handfish genome sequenced for the first time

Scientists from CSIRO, Australia's national science agency, have sequenced the first ever full genome of the rare and elusive spotted handfish (Brachionichthys hirsutus)—a critically endangered marine fish endemic to Tasmania......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Australia moves to expand Antarctic marine park

Australia moved Tuesday to protect a swathe of ocean territory by expanding an Antarctic marine park that is home to penguins, seals, whales and the country's only two active volcanos......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

How future heat waves at sea could devastate UK marine ecosystems and fisheries

The oceans are warming at an alarming rate. 2023 shattered records across the world's oceans, and was the first time that ocean temperatures exceeded 1°C over pre-industrial levels. This led to the emergence of a series of marine heat wave events ac.....»»

Category: topSource:  physorgRelated NewsOct 4th, 2024

Fused molecules could serve as building blocks for safer lithium-ion batteries

By fusing together a pair of contorted molecular structures, Cornell researchers have created a porous crystal that can uptake lithium-ion electrolytes and transport them smoothly via one-dimensional nanochannels—a design that could lead to safer s.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

AI models identify marine biodiversity hotspots in Mozambique

A new study led by staff from the Wildlife Conservation Society (WCS) in East Africa has used a predictive artificial intelligence (AI) algorithm to confirm the location of previously-unmapped high marine biodiversity areas along Mozambique's extensi.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Developing novel chiral capsule tools for advanced optical technologies

Chirality is an essential property in biology; the molecular building blocks of some of the most important biological structures, including DNA and proteins, are chiral. When a molecule is said to be chiral, it means that it is distinguishable from i.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024