Lead Story
Vienna physicists demonstrate world's first self-stabilizing nuclear clock
Researchers at TU Wien, working with Germany's PTB metrology institute, reported in Nature on October 7 that they had built a prototype nuclear clock that automatically corrects its own laser frequency using thorium-229 nuclei, keeping it running for more than 24 hours without manual intervention. The thorium nuclei absorb laser light only when the frequency precisely matches a nuclear transition, so any drop in absorption triggers an automatic readjustment, letting the clock self-stabilize rather than needing constant external correction. Lead researcher Thorsten Schumm said the device's precision, around one second of drift in 30 million years, does not yet match the best optical atomic clocks, but the approach opens a path toward nuclear clocks that could eventually surpass atomic timekeeping and serve as highly sensitive tools for fundamental physics, including searches for dark matter.
Read more →Lead Story
Vienna physicists demonstrate world's first self-stabilizing nuclear clock
Researchers at TU Wien, working with Germany's PTB metrology institute, reported in Nature on October 7 that they had built a prototype nuclear clock that automatically corrects its own laser frequency using thorium-229 nuclei, keeping it running for more than 24 hours without manual intervention. The thorium nuclei absorb laser light only when the frequency precisely matches a nuclear transition, so any drop in absorption triggers an automatic readjustment, letting the clock self-stabilize rather than needing constant external correction. Lead researcher Thorsten Schumm said the device's precision, around one second of drift in 30 million years, does not yet match the best optical atomic clocks, but the approach opens a path toward nuclear clocks that could eventually surpass atomic timekeeping and serve as highly sensitive tools for fundamental physics, including searches for dark matter.
Poland completes turbine installation on its first offshore wind farm
Offshore installer Cadeler announced on October 7 that it had finished installing all 76 turbines at the Baltic Power offshore wind farm in the Polish Baltic Sea, which developer Orlen's partners called the largest offshore installation campaign ever carried out in Polish waters. More than a third of the turbines were already generating electricity during the final stages of construction, according to co-developer Northland Power, which said the 1.2-gigawatt project remains on track for commercial operation within the year. The project marks Poland's entry into offshore wind power as the country works to diversify its energy mix away from coal, which has long dominated its electricity generation.
Read more →Poland completes turbine installation on its first offshore wind farm
Offshore installer Cadeler announced on October 7 that it had finished installing all 76 turbines at the Baltic Power offshore wind farm in the Polish Baltic Sea, which developer Orlen's partners called the largest offshore installation campaign ever carried out in Polish waters. More than a third of the turbines were already generating electricity during the final stages of construction, according to co-developer Northland Power, which said the 1.2-gigawatt project remains on track for commercial operation within the year. The project marks Poland's entry into offshore wind power as the country works to diversify its energy mix away from coal, which has long dominated its electricity generation.
WWF report finds wild tiger numbers up more than 70% in 15 years
WWF and the Zoological Society of London's Living Planet Report 2026, released October 8, found that global wild tiger populations have grown from roughly 3,200 in 2010 to about 5,700 today, a rise of more than 70% that the report credits to sustained anti-poaching enforcement, habitat protection and captive-breeding-free recovery programs across tiger range states, with India's gains particularly notable. The milestone stood out against the report's wider finding of a 73% average decline in monitored vertebrate population abundance since 1970, with the authors framing targeted, well-funded conservation efforts, which have also helped stabilize or grow many African elephant populations, as proof that species recovery is achievable when sustained over time.
Read more →WWF report finds wild tiger numbers up more than 70% in 15 years
WWF and the Zoological Society of London's Living Planet Report 2026, released October 8, found that global wild tiger populations have grown from roughly 3,200 in 2010 to about 5,700 today, a rise of more than 70% that the report credits to sustained anti-poaching enforcement, habitat protection and captive-breeding-free recovery programs across tiger range states, with India's gains particularly notable. The milestone stood out against the report's wider finding of a 73% average decline in monitored vertebrate population abundance since 1970, with the authors framing targeted, well-funded conservation efforts, which have also helped stabilize or grow many African elephant populations, as proof that species recovery is achievable when sustained over time.
IEA says renewables are set to overtake coal as the world's top electricity source in 2026
The International Energy Agency's Electricity Mid-Year Update, published July 23, forecasts that renewable sources will overtake coal to become the world's largest source of electricity generation in 2026, after running nearly level in 2025. The agency expects renewable generation to grow by more than 8% in 2026, lifting renewables' share of global power generation from 33% in 2025 toward 37% by 2027, with solar photovoltaic output alone projected to rise by about 600 terawatt-hours, matching 2025's record gain and making solar the world's second-largest renewable electricity source after hydropower. The IEA cautions that grid, storage and flexibility investment must keep pace with surging electricity demand, driven by industry, electric vehicles, cooling and data centres, to keep the transition on track.
Read more →IEA says renewables are set to overtake coal as the world's top electricity source in 2026
The International Energy Agency's Electricity Mid-Year Update, published July 23, forecasts that renewable sources will overtake coal to become the world's largest source of electricity generation in 2026, after running nearly level in 2025. The agency expects renewable generation to grow by more than 8% in 2026, lifting renewables' share of global power generation from 33% in 2025 toward 37% by 2027, with solar photovoltaic output alone projected to rise by about 600 terawatt-hours, matching 2025's record gain and making solar the world's second-largest renewable electricity source after hydropower. The IEA cautions that grid, storage and flexibility investment must keep pace with surging electricity demand, driven by industry, electric vehicles, cooling and data centres, to keep the transition on track.
South Africa's rollout of twice-yearly HIV-prevention jab passes 55,000 people
South Africa's Department of Health reported on September 8 that more than 55,000 people had started lenacapavir, a long-acting injectable approved for HIV prevention that is given just twice a year and showed near-100% effectiveness against new infections in clinical trials, since the national rollout began on June 5. The drug is now offered at roughly 360 public health facilities across 24 districts in six provinces, with Gauteng recording the most initiations, followed by KwaZulu-Natal and North West; about 71% of recipients are women, most of them pregnant or breastfeeding. Health officials are positioning the jab as one option within a broader PrEP-choice programme aimed at curbing new HIV infections in a country where more than eight million people live with the virus, while advocates continue to press for a larger supply of doses.
Read more →South Africa's rollout of twice-yearly HIV-prevention jab passes 55,000 people
South Africa's Department of Health reported on September 8 that more than 55,000 people had started lenacapavir, a long-acting injectable approved for HIV prevention that is given just twice a year and showed near-100% effectiveness against new infections in clinical trials, since the national rollout began on June 5. The drug is now offered at roughly 360 public health facilities across 24 districts in six provinces, with Gauteng recording the most initiations, followed by KwaZulu-Natal and North West; about 71% of recipients are women, most of them pregnant or breastfeeding. Health officials are positioning the jab as one option within a broader PrEP-choice programme aimed at curbing new HIV infections in a country where more than eight million people live with the virus, while advocates continue to press for a larger supply of doses.