NASA astronauts Sunita ‘Suni’ Williams and Barry ‘Butch’ Wilmore have finally returned to Earth’s surface. Eyes across the world were glued to screens as the highly awaited return of the astronauts finally came, with re-entry, parachute deployment, and splashdown going smoothly after a 17-hour journey back to the surface. The pair were originally sent up
SHANGHAI, March 6, 2025 /PRNewswire/ — The first annual Palladium Global Science Award competition is now live, with a total prize fund of $350,000. Scientists, startups and research groups involved in the study, analysis and development of new applications for palladium have to submit their entries until 31 July 2025. The China Precious Metals Industry
SANYA — Researchers have recently completed the inaugural series of sea trials for marine equipment at the offshore test site in Yazhou Bay in Sanya, South China’s Hainan province, signifying that the site is now equipped to perform such testing. The marine engineering team from Shanghai Jiao Tong University conducted extensive evaluations on a range
Database model We develop a database model to collect and logically connect extra financial, climate and financial information of individual physical assets and firms. The database model provides a granular and comprehensive overview of the characteristics of firms by collecting information on their productive assets, their business lines’ composition and performance, and their financial and
Martingale measure The martingale property of an asset means that its current price is fair, that is, it reflects the discounted expected future payoffs. Martingale probability measures are often denoted by \(\mathbbm {Q}\) in the financial literature. We want to find martingale measures which are equivalent to the original probability measure \(\mathbbm {P}\). In our
Friday, 9 August 2024, 4:53 pmPress Release: Science Media Centre Patents to exploit deep-sea marine organisms are increasing, according to a new study in Nature Sustainability. A new database of marine genes in patent filings reveals most patents are held by a few large companies, and that deep-sea organisms are of increasing economic interest. These