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Astronomy Aug 1, 2024

A new 'guest star' will appear in the sky in 2024 − a space scientist explains how nova events work and where to look

The stars aren't fixed and unchanging, unlike what many ancient people thought. Once in a while, a star appears where there wasn't one before, and then it fades away in a matter of days or weeks.

Plants & Animals Aug 1, 2024

Getting to the root of a plant's success

Plants are powerful factories—they can turn basic ingredients like carbon dioxide, water, and sunlight into oxygen, sugars, and plant mass. But plants don't do all of this work on their own.

Evolution Aug 1, 2024

Sea level changes shaped early life on Earth, fossils show

A newly developed timeline of early animal fossils reveals a link between sea levels, changes in marine oxygen, and the appearance of the earliest ancestors of present-day animals.

Earth Sciences Aug 1, 2024

New perspectives for using corals in climate research

Ancient ocean temperatures are most commonly reconstructed by analyzing the ratio of different oxygen atoms in the calcium carbonate remains of fossils. However, this presents many challenges, including a combination of biological ...

Biochemistry Jul 31, 2024

Green hydrogen: 'Artificial leaf' becomes better under pressure

Hydrogen can be produced via the electrolytic splitting of water. One option here is the use of photoelectrodes that convert sunlight into voltage for electrolysis in so-called photoelectrochemical cells (PEC cells). A research ...

Materials Science Jul 30, 2024

Mucus-based bioink could be used to print and grow lung tissue

Lung diseases kill millions of people around the world each year. Treatment options are limited, and animal models for studying these illnesses and experimental medications are inadequate. Now, writing in ACS Applied Bio ...

Analytical Chemistry Jul 30, 2024

Elusive predicted water structure created in the laboratory

Clathrate hydrates are complex water structures that contain foreign guest molecules inside a host water-molecule shell. A predicted clathrate hydrate phase structure has been stably synthesized in the lab and may play an ...

Astrobiology Jul 30, 2024

The discovery of a new Earth-like planet could shed further light on what makes a planet habitable

In an exciting breakthrough for astronomy and the search for extraterrestrial life, a team of international scientists has announced the discovery of Gliese 12 b, a temperate, Earth-sized exoplanet just 40 light-years away—a ...

Earth Sciences Jul 30, 2024

New York's Long Island Sound acidifies during droughts

New York's Long Island Sound (LIS) is an important inlet and estuary in the North Atlantic Ocean, which is highly urbanized due to its proximity to the city. This daily activity of passenger transport, fishing and cargo ships ...

Plants & Animals Jul 29, 2024

Scientists untangle interactions between the Earth's early life forms and the environment over 500 million years

The atmosphere, the ocean and life on Earth have interacted over the past 500-plus million years in ways that improved conditions for early organisms to thrive. Now, an interdisciplinary team of scientists has produced a ...

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