Add BrightSurf on Google Email

Heidelberg University


Stalagmites as climate archive

By combining stalagmite analysis with tree-ring records, researchers have gained new insights into short-term climate fluctuations over centuries. The study reveals regional as well as global environmental events, including the Little Ice Age and the 'Year Without a Summer', providing valuable information on long-term climate patterns.

SourceHeidelberg University·JournalEarth and Planetary Science Letters·DateJan 17, 2024

Generating circularly polarized light

The Heidelberg team developed a hybrid metal-halide perovskite semiconductor with high photoluminescence quantum efficiency and strong chirality, generating bright circularly polarised light. This breakthrough material combines the best of inorganic and organic semiconductors, enabling applications in optoelectronics and information pr...

SourceHeidelberg University·JournalScience Advances·DateOct 5, 2023

Did animal evolution begin with a predatory lifestyle?

Aiptasia sea anemones' larval stage actively feed on living prey, using specialized stinging cells and a simple neuronal network. This suggests that a predatory lifestyle played a significant role in the evolution of multicellular organisms and their nervous systems.

SourceHeidelberg University·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateSep 29, 2023

Insolation affected ice age climate dynamics

A recent study by German and Austrian researchers used stalagmites to document the impact of summer insolation on ice age climate dynamics. The findings suggest that warm phases appeared primarily during peak Northern Hemisphere summer insolation, with model simulations confirming these results.

SourceHeidelberg University·JournalCommunications Earth & Environment·DateJul 31, 2023

A model for stopping heavy ions

Researchers used a nonequilibrium-statistical model to predict the stopping process of heavy ions at high LHC energies, gaining insights into original states of matter and quark-gluon plasma. Future experiments may confirm predicted stopping behavior and reveal properties of gluons.

SourceHeidelberg University·JournalPhysics Letters B·DateJun 14, 2023

How plants use sugar to produce roots

Researchers at Heidelberg University have identified a molecular mechanism controlling root branching in plants, which involves the activity of the target of rapamycin (TOR) protein. The study found that glucose plays a crucial role in forming lateral roots, and TOR acts as a gatekeeper to regulate this process.

SourceHeidelberg University·JournalThe EMBO Journal·DateMay 22, 2023

“Warm Ice Age” changed climate cycles

Researchers from Heidelberg University identified a pivotal step in the Earth's later climate development, finding that a warm ice age around 700,000 years ago led to changes in global climate rhythms. This 'warm ice age' caused accumulation of excess continental ice, resulting in prolonged and far-reaching glaciation.

SourceHeidelberg University·JournalNature Communications·TypeComputational simulation/modeling·DateMay 16, 2023

Luring the virus into a trap

Heidelberg researchers have identified key proteins that can prevent the formation of fusion pores, allowing viruses like influenza A and Ebola to be trapped in a lipid membrane. This breakthrough could lead to new approaches for preventing infections with these highly infectious viruses.

SourceHeidelberg University·JournalThe EMBO Journal·TypeComputational simulation/modeling·DateApr 25, 2023

Ancient magma reveals signs of life

Researchers at Heidelberg University developed new methods to detect biogenic carbon in zircon minerals, which can preserve traces of life hundreds of millions of years old. The study's findings open up new possibilities for research into the Earth's early period, where fossils and sediments are scarce.

SourceHeidelberg University·JournalGeochimica et Cosmochimica Acta·TypeObservational study·DateMar 29, 2023

Genome editing procedures optimized

Researchers from Heidelberg University have developed a new 'VIP admission ticket' that enables efficient delivery of enzymes to the nucleus, enhancing the efficiency of CRISPR/Cas9 and related methods. This breakthrough opens up new areas for genetic screening and potentially therapeutic applications.

SourceHeidelberg University·JournalDevelopment·DateJan 24, 2023

Curved spacetime in the lab

Heidelberg University researchers successfully simulated an entire family of curved universes using ultracold quantum gases. The experiment allowed them to investigate different cosmological scenarios and compare the results with a quantum field theoretical model.

SourceHeidelberg University·JournalNature·TypeExperimental study·DateDec 9, 2022

Second stem cell type discovered in mouse brain

Scientists at Heidelberg University have identified a second stem cell population in the mouse brain, which is primarily involved in producing new neurons in the olfactory bulb. This discovery refutes the single stem cell type theory and suggests that both apical and basal stem cells are responsible for adult neurogenesis.

SourceHeidelberg University·JournalEMBO Reports·DateOct 5, 2022

Microscopic octopuses from a 3D printer

Researchers at Heidelberg University developed 3D printed microscopic octopuses with 'life-like' properties using smart polymers. These structures can be tuned on demand and have dynamic chemical bonds that allow them to grow and harden in a few hours, enabling complex micrometric structures.

SourceHeidelberg University·JournalAdvanced Functional Materials·DateOct 4, 2022

From wound healing to regeneration

Researchers discovered that wound healing signals from injuries trigger regeneration through specific signals of pattern formation and cell differentiation. The Wnt signalling pathway plays a crucial role in this process, activating genetic processes also involved in embryonic development.

SourceHeidelberg University·JournalProceedings of the National Academy of Sciences·DateSep 2, 2022

In search of the lost city of Natounia

The discovery of Rabana-Merquly provides important insights into the settlement structures and history of the Parthians, a major power with surprisingly little known information. The fortress may be the lost city of Natounia, with wall reliefs potentially depicting its founder.

SourceHeidelberg University·JournalAntiquity·DateJul 19, 2022

Building block for a longer life

Heidelberg University researchers have identified a key protein HYPK that regulates N-terminal acetylation, prolonging plant protein life and enhancing drought resistance. This mechanism appears to be ancient, retained across various organisms.

SourceHeidelberg University·JournalScience Advances·DateJun 15, 2022

Malaria parasites form vortices

Researchers at Heidelberg University discovered that malaria parasites form rotating vortices in infected salivary glands, showcasing emergent behavior and fluctuating size. The study's findings have implications for understanding the physics of collectives and potentially disrupting sporozoite movement.

SourceHeidelberg University·JournalNature Physics·DateMay 13, 2022

How chronic pain arises

A team of Heidelberg University researchers identified epigenetic factor HDAC4 and organic anion transporter OAT1 as key players in chronic pain development. Their findings revealed that altering gene expression regulates pain processing and sensitivity.

SourceHeidelberg University·JournalNature Communications·DateMar 8, 2022

Mental speed hardly changes over a lifespan

A large-scale online experiment involving over a million participants revealed that mental speed hardly changes over a lifespan. The study, led by Dr Mischa von Krause and Dr Stefan Radev, found that response times rose with increasing age due to caution and mistake avoidance, rather than a decline in mental speed.

SourceHeidelberg University·JournalNature Human Behaviour·DateFeb 18, 2022

Protection from the molecular shredder

Researchers at Heidelberg University have identified a cellular mechanism that prevents protein breakdown in plants, allowing them to stabilize proteins and adapt to environmental conditions. This discovery may have implications for human cell biology and disease prevention.

SourceHeidelberg University·JournalNature Communications·DateFeb 10, 2022

Plants as cold specialists from the Ice Age

A team of evolutionary biologists and botanists found that the spoonweed genus, which emerged as a cold specialist during the Ice Age, repeatedly adapted to rapidly alternating cold and warm periods. The researchers identified physiological adaptations to drought and salt stress that helped the plants develop high tolerance to cold.

SourceHeidelberg University·JournaleLife·DateDec 21, 2021

Molecular switch for addiction behavior

A research team at Heidelberg University and Paris discovered a protein called Npas4 that regulates the structure and function of nerve cells controlling addiction behavior. Reducing Npas4 levels led to weaker responses to cocaine in mice, suggesting a biological basis for addiction.

SourceHeidelberg University·JournalEMBO Reports·DateDec 15, 2021

Programmable interaction between quantum magnets

A team at Heidelberg University has successfully demonstrated a programmable control of spin interactions in isolated quantum systems. By adopting methods from nuclear magnetic resonance, the researchers used microwave pulses to modify the atomic spin and stall its reorientation. This breakthrough opens up new possibilities for Quantum...

SourceHeidelberg University·JournalScience·DateNov 29, 2021

Fish eyes from a petri dish

Researchers have successfully cultivated complex retinal tissue from embryonic stem cells of medaka and zebrafish. The study, published in eLife, demonstrates the feasibility of growing retina-like structures in a Petri dish, offering new insights into retinal development and potential applications for human medicine.

SourceHeidelberg University·JournaleLife·DateSep 3, 2021

Silicon with a two-dimensional structure

Scientists successfully produce and characterize a crystalline complex with a two-dimensional equivalent of silicon, defying geometric expectations. The resulting structure displays surprising physical and chemical properties, opening up new avenues for catalysis and materials research.

SourceHeidelberg University·JournalChem·DateJul 22, 2021

Rare genetic defect replicated in fish model

Researchers at Heidelberg University successfully introduced a rare genetic mutation into a fish model to study the causes of complex metabolic diseases. The study found that supplying fully functional ALG2 mRNA could reverse the genetic defect, allowing analysis of individual function areas of the enzyme.

SourceHeidelberg University·JournalDevelopment·DateJun 23, 2021

Long-term Himalayan glacier study

Researchers from Heidelberg University combined historical images and maps with current data to track glacier changes in the Nanga Parbat Massif. The study shows that the glaciers have been shrinking since the 1930s, but at a slower rate than other Himalayan regions due to avalanche activity and debris cover.

SourceHeidelberg University·JournalThe Science of The Total Environment·DateJun 17, 2021

Solar wind from the center of the Earth

Researchers from Heidelberg University found solar noble gases in an iron meteorite, indicating that solar wind particles encased in the Earth's core over 4.5 billion years ago. The discovery suggests a new perspective on the Earth's mantle and its geochemical development.

SourceHeidelberg University·JournalCommunications Earth & Environment·DateMay 14, 2021

Corals that "spit" algae

Corals use an ancient immune mechanism to select suitable microalgae as symbionts, tolerating them over time. The 'vomocytosis' process involves immune suppression that allows algae to establish a niche within the coral's cells, facilitating nutrient exchange.

SourceHeidelberg University·JournalNature Microbiology·DateApr 29, 2021

Seasonal water resource on the Upper Indus

Geographers at Heidelberg University created a full inventory of seasonal aufeis fields in the Upper Indus Basin, discovering over 3,700 fields across 300 square kilometers. These natural reservoirs play an essential role in hydrology and climatology, particularly in irrigation and hydropower generation.

SourceHeidelberg University·JournalThe Science of The Total Environment·DateApr 28, 2021

Optically active defects improve carbon nanotubes

Researchers at Heidelberg University have created a new reaction pathway to enable the controlled creation of specific optically active defects in carbon nanotubes. These defects emit light in the near-infrared and show single-photon emission, paving the way for applications in quantum cryptography and biological imaging.

SourceHeidelberg University·JournalNature Communications·DateApr 9, 2021