News | IIASA

18 December 2025

Measuring ageing beyond chronological age: Insights from consumer behaviour research

A new study reviews how ageing is measured in consumer behaviour research, highlighting the continued dominance of chronological age and calling for stronger interdisciplinary approaches drawing on gerontology and demography.

Close up of Prague on a map with red pin

18 December 2025

A constructive exchange on future research collaboration with the Czech Republic

A delegation from CzechGlobe – the Global Change Research Institute of the Czech Academy of Sciences – visited IIASA on 10 December 2025 to explore opportunities for deepening scientific cooperation.

Eco friendly green hydrogen production using solar and wind technologies for renewable energy.

17 December 2025

Overlooked hydrogen emissions are heating Earth and supercharging methane

New research shows rising hydrogen emissions since 1990 have indirectly intensified climate change and amplified the impact of methane.

16 December 2025

Mapping inequalities in the health of older adults around the world: Heterogeneities in cognitive and physical functioning

As populations age worldwide, understanding health inequalities in later life becomes increasingly important. A new international study examines disparities in physical and cognitive functioning among older adults across 41 countries, revealing substantial differences by country, gender, and age, offering valuable insights for targeted policy action.

Doctor measuring blood pressure of young man

15 December 2025

Saving lives, not raising birthrates, is Eastern Europe’s best hope against population decline

European governments worried about population decline often focus on policies to encourage people to have more children. However, a new study reveals that this popular strategy is often less effective and more ethically problematic than a simpler, immediate alternative: large-scale investment in public health to reduce preventable deaths.

Miniature people on 20 Euro banknotes and Euro coins close-up

12 December 2025

Subnational income inequality: Regional successes may hold key to addressing widening gap globally

A new study visualizes three decades of income inequality data, the most comprehensive worldwide mapping to be done at a subnational level. The results confirm worsening income inequality for areas with over 3.6 billion inhabitants but also reveals hidden ‘bright spots’ where policy may be closing the gap.

Illustration depicting renewable energy and environmental sustainability with wind turbines, solar panels, and a green Earth surrounded by foliage and tiny people.

12 December 2025

International Vienna Energy and Climate Forum 2026 to drive green industry action for prosperity, security, and stability

The International Vienna Energy and Climate Forum (IVECF 2026), to be convened on 9-10 April 2026 at Vienna’s Hofburg Palace, comes at a pivotal moment. As the world races to deliver on sustainable development, energy, and climate goals, growing concerns over international security and stability emphasize the urgent need for inclusive and integrated solutions as well as the need to provide climate justice.

11 December 2025

IIASA and Yemen explore new paths for science diplomacy to tackle water security challenges

A productive meeting between H.E. Ambassador Haytham Shoja’aadin of Yemen and IIASA Director General Hans Joachim (John) Schellnhuber set the stage for deeper collaboration on water security and regional cooperation. The exchange offered new momentum for science-based dialogue between IIASA and Yemen at a pivotal time for the MENA region.

IIASA Director General and Deputy Director General with H.E. Ambassador Giovanni Pugliese and Scientific Counselor Amedeo Staiano of the Italian Embassy in Austria

09 December 2025

Expanding horizons for scientific engagement in Italy

On 3 December 2025, H.E. Ambassador Giovanni Pugliese and Scientific Counselor Amedeo Staiano of the Italian Embassy in Austria visited IIASA for discussions on strengthening scientific engagement between Italy and the Institute.