Watching the death of a rare giant star

A University of Arizona-led team of astronomers has created a detailed, three-dimensional image of a dying hypergiant star. The team, led by UArizona researchers Ambesh Singh and Lucy Ziurys, traced the distribution, directions ...

New spheres of knowledge on the origin of life

The shape of a cell affects its physical and chemical properties. Different cell types have developed different shapes to enable effective functioning. But what shape were the very first cells, as life began to evolve?

The sweet physics of saltwater taffy

American beach town boardwalks often boast numerous storefronts advertising saltwater taffies. The candy calls to mind summer vacations, a rainbow assortment of colors and flavors, and a sweetness that sticks to the roof ...

Lipid droplets as endogenous intracellular microlenses

With the demand in real-time monitoring of endoplasmic variations and rapid detection of extracellular signals, a great number of approaches to bioimaging have been developed. The past few decades have witnessed a dramatic ...

Hubble glimpses globular cluster NGC 6652

The glittering, glitzy contents of the globular cluster NGC 6652 sparkle in this star-studded image from the NASA/ESA Hubble Space Telescope. The core of the cluster is suffused with the pale blue light of countless stars, ...

Self-driving spacecraft set for planetary defence expedition

Engineers designing ESA's Hera planetary defence mission to the Didymos asteroid pair are developing advanced technology to let the spacecraft steer itself through space, taking a similar approach to self-driving cars.

The curious task of watching liquid marbles dry

A comprehensive framework for studying the evaporation behavior of liquid marbles is helping KAUST researchers to better understand these tiny biological structures.

Shape of coronavirus affects its transmission, study finds

Since the start of the COVID-19 pandemic, images of the coronavirus, SARS-CoV-2, have been seared in our minds. But the way we picture the virus, typically as a sphere with spikes, is not strictly accurate. Microscope images ...

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