Search results for materials scientists

Astronomy Sep 9, 2026

Chandra uncovers 'hypersoft X-ray sources' that may solve two astrophysical puzzles

Using NASA's Chandra X-ray Observatory, scientists have discovered a new class of objects behaving unlike any they have seen before. Astronomers suggest these newly spotted objects in other galaxies may help solve not one, ...

Ecology Sep 9, 2026

How 'positive' stress could improve the welfare of zoo animals

Pelicans have resided in St James's Park, London, for 360 years. But the current flock has been a summer sensation because of the first chicks to hatch in the park's history.

Analytical Chemistry Sep 9, 2026

Five‑metal alloy: Scientists create ultra‑stable catalyst for fuel cells

Hydrogen-powered cars, power stations and portable chargers all rely on fuel cells. At the heart of each fuel cell is a catalyst that speeds up the reaction between hydrogen and oxygen to produce electricity and water. These ...

Astronomy Sep 9, 2026

Helium measurements clarify conditions seconds after the Big Bang

New observations of the composition of distant galaxies offer insights into the earliest phases of the universe and confirm decades of scientific understanding of the elements and particles produced by the Big Bang, according ...

Cell & Microbiology Sep 9, 2026

AI reveals new class of cellular 'off switch' linked to cancer pathways

Cornell researchers have used artificial intelligence to uncover a previously unknown way cells control how proteins move inside them, a process essential for growth, communication and movement that is often disrupted in ...

Molecular & Computational biology Sep 9, 2026

Decades-old DNA mystery solved after strands are captured zipping together for the first time

Researchers have captured the moment two DNA molecules zip together, overcoming their identical negative charges to pair up and revealing a mechanism that has puzzled scientists for more than 20 years. Using high-powered ...

Paleontology & Fossils Sep 9, 2026

The surprising place where giant dinosaurs incubated their eggs

Finding a fossilized dinosaur egg is exceptionally rare, but finding a stash of more than 250 shell fragments in the chilly southern reaches of the planet is even more surprising. The discoveries come from southernmost Patagonia ...

General Physics Sep 9, 2026

Tiny 2D cracks creep through materials before triggering sudden fracture, experiments reveal

We have all seen something suddenly break: a phone screen cracks, a plastic object snaps or a piece of glass shatters. To our eyes, the failure seems to happen all at once. But what if the most important part of the break ...

Ecology Sep 9, 2026

Ancient DNA reveals 1,000 years of human-environment interactions at Crawford Lake

An international team of scientists has recreated a 1,000-year timeline documenting ecological changes and human impact on the area surrounding Crawford Lake, the famed location of the proposed Anthropocene.

Environment Sep 9, 2026

In North Carolina, a race is on to restore critical peatland before it dries up or is destroyed

The birds are up with the sunrise—warblers, flycatchers, sparrows and towhees calling across the treetops. Deer browse on tender buds emerging from dense shrubs. Black bears scrounge for roots, insects and other edibles.

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