Search results for materials science

Materials Science Aug 7, 2024

3D-printed blood vessels bring artificial organs closer to reality

Growing functional human organs outside the body is a long-sought "holy grail" of organ transplantation medicine that remains elusive. New research from Harvard's Wyss Institute for Biologically Inspired Engineering and John ...

Nanophysics Aug 2, 2024

First 3D visualization of an aluminum nanocomposite for the auto industry

Manufacturing cars with strong, lightweight aluminum alloys rather than steel could improve fuel efficiency and extend electric vehicle range, but the material's instability at high temperatures has held the alloys back from ...

Environment Jul 30, 2024

Is that glass bottle of orange juice better for the planet than a plastic container?

Which packaging type for a 12-ounce, single-serve container of orange juice would you choose as the most sustainable option:

Analytical Chemistry Jul 25, 2024

An effective strategy to inhibit grain coarsening: Construction of multi-element co-segregated grain boundary complexion

To date, ceramic scientists have devised various strategies to impede grain coarsening. The utilization of nano-sized precursor powder can not only facilitate the densification process, but also yields bulk ceramics with ...

Polymers Jul 22, 2024

New method allows 3D printing of light-responsive hydrogel structures

An international team of researchers has embedded gold nanorods in hydrogels that can be processed through 3D printing to create structures that contract when exposed to light—and expand again when the light is removed. ...

Planetary Sciences Aug 8, 2024

Model suggests spewing metal nanorods into Mars' atmosphere could warm the planet by 30 K

A small team of engineers and geophysicists from Northwestern University, the University of Chicago, and the University of Central Florida has found, via modeling, that creating millions of metal nanorods from material on ...

Analytical Chemistry Aug 8, 2024

Breakthrough in molecular control: New bioinspired double helix with switchable chirality

The deoxyribonucleic acid or DNA, the molecular system that carries the genetic information of living organisms, can transcribe and amplify information using its two helical strands. Creating such artificial molecular systems ...

Earth Sciences Aug 5, 2024

Greenland fossil discovery stuns scientists and confirms that center of ice sheet melted in recent past

The story of Greenland keeps getting greener—and scarier. A new study provides the first direct evidence that the center—not just the edges—of Greenland's ice sheet melted away in the recent geological past and the ...

Social Sciences Jul 31, 2024

Autonomy boosts college student attendance and performance

A new paper from Carnegie Mellon University indicates that giving students more autonomy leads to better attendance and improved performance. The research was published in the journal Science Advances.

Biotechnology Jul 30, 2024

Injury dressings in first-aid kits reveal shark species

Scientists have revealed that injury dressings found in first-aid kits can reliably be used to identify shark species involved in bite incidents by deploying medical gauze to gather DNA samples from aquatic equipment, such ...

page 13 from 40