Astronomy Apr 16, 2019

Variations in the 'fogginess' of the universe identify a milestone in cosmic history

Large differences in the 'fogginess' of the early universe were caused by islands of cold gas left behind when the universe heated up after the big bang, according to an international team of astronomers.

Materials Science 8 hours ago

Scientists advance creation of 'artificial lymph node' to fight cancer, other diseases

In a proof-of-principle study in mice, scientists at Johns Hopkins Medicine report the creation of a specialized gel that acts like a lymph node to successfully activate and multiply cancer-fighting immune system T-cells. ...

Biotechnology 7 hours ago

Bioengineers add cooperative molecules to their toolkit for programming signal processing

Elaborate molecular networks inside living cells enable them to sense and process many signals from the environment to perform desired cellular functions. Synthetic biologists have been able to reconstruct and mimic simpler ...

Plants & Animals Apr 17, 2019

These beetles have successfully freeloaded for 100 million years

Almost 100 million years ago, a tiny and misfortunate beetle died after wandering into a sticky glob of resin leaking from a tree in a region near present-day Southeast Asia. Fossilized in amber, this beetle eventually made ...

Materials Science 16 hours ago

Green material for refrigeration identified

Researchers from the UK and Spain have identified an eco-friendly solid that could replace the inefficient and polluting gases used in most refrigerators and air conditioners.

General Physics 11 hours ago

Lasers make magnets behave like fluids

For years, researchers have pursued a strange phenomenon: When you hit an ultra-thin magnet with a laser, it suddenly de-magnetizes. Imagine the magnet on your refrigerator falling off.

General Physics 14 hours ago

Researchers develop new variant of Maxwell's demon at nanoscale

Maxwell's demon is a machine proposed by James Clerk Maxwell in 1897. The hypothetical machine would use thermal fluctuations to obtain energy, apparently violating the second principle of thermodynamics. Now, researchers ...

Quantum Physics Apr 17, 2019

Direct imaging of active orbitals in quantum materials

In quantum materials based on transition metals, rare-earth and actinide elements, electronic states are characterized by electrons in orbitals d and f, combined with the solid's strong band formation. Until now, to estimate ...

Plants & Animals Apr 16, 2019

Honey, I ate the kids: The sweet side of filial cannibalism

As you bite into a chocolate bunny or egg this weekend, consider this: rabbits often eat their own young, and hens their own eggs.

Plasma Physics Apr 17, 2019

Artificial intelligence speeds efforts to develop clean, virtually limitless fusion energy

Artificial intelligence (AI), a branch of computer science that is transforming scientific inquiry and industry, could now speed the development of safe, clean and virtually limitless fusion energy for generating electricity. ...

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