Latest science news in Physics & Chemistry

China steps up drone race with stealth aircraft

5 days ago from Physorg

China is unleashing stealth drones and pilotless aircraft fitted with AK-47 rifles onto world markets, racing to catch up to US technology and adding to a fleet that has already...

Material scientists create fabric alternative to batteries for wearable devices

5 days ago from Physorg

A major factor holding back development of wearable biosensors for health monitoring is the lack of a lightweight, long-lasting power supply. Now scientists at the University of Massachusetts Amherst led...

At Harvard Chan School, nano safety is no small concern

5 days ago from Harvard Science

Nanotechnology is booming, and not just in the lab. In recent years, industry has embraced the unique properties of tiny particles in everything from medicine to airplane design to doughnut frosting. Philip Demokritou...

Harvard team helps make most precise measure ever of electron’s charge

5 days ago from Harvard Science

Electrons are almost unimaginably small, but their tiny size doesn’t mean they can’t be used to poke holes in theories of how the universe works. Working in a basement lab at Harvard,...

The science experiments that sparked ‘Frankenstein’

5 days ago from Harvard Science

A demonstration of the kind of old-time electricity shows that may have inspired “Frankenstein” will have sparks flying in the Science Center on Halloween. For the Monstrous Electrical Show, part of Harvard’s weeklong...

New system opens the door to transforming CO2 into industrial fuels

5 days ago from Harvard Science

Imagine a day when emissions spewing from power plants and heavy industry are captured and fed into catalytic reactors that chemically transform greenhouse gases, such as carbon dioxide, into industrial fuels or chemicals...

Healing kidneys with nanotechnology

5 days ago from Science Daily

Researchers have developed a new method for treating and preventing acute kidney injury. Their technique involves the use of tiny, self-assembling forms measuring just billionths of a meter in diameter.

See-through film rejects 70 percent of incoming solar heat

5 days ago from Science Daily

Engineers have developed a heat-rejecting film that could be applied to a building's windows to reflect up to 70 percent of the sun's incoming heat. The film is able to...

Materials scientist creates fabric alternative to batteries for wearable devices

5 days ago from Science Daily

A major factor holding back development of wearable biosensors for health monitoring is the lack of a lightweight, long-lasting power supply. Now scientists report that they have developed a method...

Creating better devices: The etch stops here

5 days ago from Science Daily

Researchers have discovered a new, more precise method to create nanoscale-size electromechanical devices.

A burst of 'synchronous' light

5 days ago from Science Daily

Excited photo-emitters can cooperate and radiate simultaneously, a phenomenon called superfluorescence. Researchers have recently been able to create this effect with long-range ordered nanocrystal superlattices. This discovery could enable future...

New system opens the door to transforming CO2 into industrial fuels

5 days ago from Harvard Science

Imagine a day when emissions spewing from power plants and heavy industry are captured and fed into catalytic reactors that chemically transform greenhouse gases, such as carbon dioxide, into industrial fuels or chemicals...

Self-assembling protein filaments designed and built from scratch

5 days ago from Science Daily

For the first time, scientists have created, from scratch, self-assembling protein filaments built from identical protein subunits that snap together spontaneously to form long, helical, thread-like configurations. Protein filaments are...

Improving materials from the nanoscale up

5 days ago from MIT Research

The 2018 MIT Materials Research Laboratory (MRL) Materials Day Symposium, highlighting advances in materials science and engineering, took place in Kresge Auditorium on Oct. 10. Among the latest advances shared: Powerful new combinations...

Creating better devices: The etch stops here

5 days ago from Physorg

A team of multi-disciplinary scientists and engineers at the University of Illinois at Urbana-Champaign have discovered a new, more precise, method to create nanoscale-size electromechanical devices. Their research findings are...

Farmers push Congress to pass new farm bill before year ends

5 days ago from UPI

Farmers and farm groups are putting increased pressure on lawmakers to pass a new farm bill before the end of the year.

How medical devices like pacemakers, insulin pumps can be hacked

5 days ago from CBSNews - Science

The U.S. government is taking a closer look at how to stop hackers from taking control of medical devices like pacemakers. Two cybersecurity researchers showed us how devices like pacemakers...

Do kitchen items shed antimicrobial nanoparticles after use?

5 days ago from Physorg

Because of their antimicrobial and antifungal properties, silver nanoparticles measuring between one and 100 nanometers (billionth of a meter) in size, are being incorporated outside the United States into a...

Extending the life of low-cost, compact, lightweight batteries

5 days ago from MIT Research

Metal-air batteries are one of the lightest and most compact types of batteries available, but they can have a major limitation: When not in use, they degrade quickly, as corrosion eats away...

De novo design of self-assembling helical protein filaments

5 days ago from Science NOW

We describe a general computational approach to designing self-assembling helical filaments from monomeric proteins and use this approach to design proteins that assemble into micrometer-scale filaments with a wide range...

Enantiodivergent Pd-catalyzed C-C bond formation enabled through ligand parameterization

5 days ago from Science NOW

Despite the enormous potential for the use of stereospecific cross-coupling reactions to rationally manipulate the three-dimensional structure of organic molecules, the factors that control the transfer of stereochemistry in these...

Controlled crack propagation for atomic precision handling of wafer-scale two-dimensional materials

5 days ago from Science NOW

Although flakes of two-dimensional (2D) heterostructures at the micrometer scale can be formed with adhesive-tape exfoliation methods, isolation of 2D flakes into monolayers is extremely time consuming because it is...

Photon-mediated interactions between quantum emitters in a diamond nanocavity

5 days ago from Science NOW

Photon-mediated interactions between quantum systems are essential for realizing quantum networks and scalable quantum information processing. We demonstrate such interactions between pairs of silicon-vacancy (SiV) color centers coupled to a...

Suppressing corrosion in primary aluminum-air batteries via oil displacement

5 days ago from Science NOW

Primary aluminum–air batteries boast high theoretical energy densities, but negative electrode corrosion irreversibly limits their shelf life. Most corrosion mitigation methods are insufficient or compromise power and energy density. We...

These fragile, futuristic batteries run longer with a little oil

5 days ago from Sciencenews.org

A redesign for batteries that use aluminum and oxygen could help these inexpensive, lightweight power cells last longer.

Self-assembling protein filaments designed and built from scratch

5 days ago from Physorg

For the first time, scientists have created, from scratch, self-assembling protein filaments.

Meg Ryan engaged to singer John Mellencamp

5 days ago from UPI

Meg Ryan confirmed her engagement to John Mellencamp after she was spotted with a diamond ring on her left hand.

Ashley Tisdale returns with new single 'Voices in My Head'

5 days ago from UPI

Ashley Tisdale has released her first song in nine years with a new single titled "Voices in My Head."