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Search Results for: nanotechnology

Jay Kipper and Sean Murphy on nanotechnology in oil and gas production

How nanotechnology is being used to gain access to the harder-to-reach oil and gas reservoirs of today,

Mercury in water and fish detected with nanotechnology

Inexpensive, super-sensitive device detects even low levels of toxic metals in water and fish.

Joseph DeSimone innovates drug delivery using nanotechnology

Using nanotechnology, DeSimone has developed a way to engineer drug particles so they target only diseased regions of the body and avoid healthy cells.

Curious about future of food? EarthSky interview series explores role of nanotechnology

Series discusses the benefits and dangers of nanotechnology- the science of the very small- as it relates to agriculture.

David Carroll improves solar cell efficiency using nanotechnology

David Carroll is getting closer to creating a new kind of solar cell, one made of plastic that would be lightweight, flexible, and more efficient than the more familiar silicon solar cells.

World’s oldest microfossils in Canada

A new discovery provides direct evidence of one of Earth’s oldest life forms, in a place known to harbor some of Earth’s oldest rocks.

Breakthrough Starshot to Alpha Centauri

Breakthrough Starshot seeks proof of concept for a 100-million-mile-per-hour mission – using light-propelled nanocrafts – to reach the nearest star in 20 years.

Do nano-sunscreens harm sea life?

Nano particles in sunscreens have been found to harm marine worms, crustaceans, algae, fish and mussels. A new study shows their negative effect on sea urchin embryos, too.

cicada-lee-ruk-300

Cicada wings inspire new ideas for antibacterial products

Here’s another reason to love cicadas: A new study has found that tiny structures on cicada wings can kill bacteria through physical and not chemical means.

Robotic jellyfish

Robotic jellyfish could one day patrol oceans, clean oil spills, and detect pollutants

Researchers are working on a multi-university, nationwide project for the U.S. Navy that one day will put life-like autonomous robot jellyfish in waters around the world. Make sure you check out the cool video!

Connecting the quantum dots

New spin technique moves researchers closer to creating the first viable high-speed quantum computer.

New water desalination technology shows promise

Scientists from MIT have designed a next-generation water desalination membrane that could greatly improve our ability to extract drinkable water from the sea.

Tiny structure gives big boost to solar power

Researchers have found a simple and economical way to nearly triple the efficiency of organic solar cells.

EarthSky 22: Snowball Earth and the penumbral eclipse

Hear about the Snowball Earth theory, the upcoming penumbral eclipse, and of course, hear great music, like the Heartless Bastards’ “Gotta Have Rock n Roll” – on this week’s EarthSky 22!

Nanotech device mimics dog’s nose to detect explosives

Inspired by the biology of canine scent receptors, UC Santa Barbara scientists develop a chip capable of quickly identifying trace amounts of vapor molecules

Carbon nanotubes can be toxic to aquatic animals, says study

The researchers urge that care be taken to prevent the release of carbon nanotubes into the environment.

Tiny bubbles snap carbon nanotubes like twigs

What’s 100 times stronger than steel, weighs one-sixth as much and can be snapped like a twig by a tiny air bubble? The answer is a carbon nanotube — and a new study by Rice University scientists details exactly how the much-studied nanomaterials snap when subjected to ultrasonic vibrations in a liquid.

World's oldest blood found in 5,300-year-old mummy. © South Tyrol Museum of Archaeology

Marek Janko: Oldest human blood found in 5,300-year-old mummy

Scientists have found the world’s oldest known human blood in the 5,300 year-old mummy known as the Iceman.

ORNL microscopy yields first proof of ferroelectricity in simplest amino acid

OAK RIDGE, Tenn., April 19, 2012 — The boundary between electronics and biology is blurring with the first detection by researchers at Department of Energy’s Oak Ridge National Laboratory of ferroelectric properties in an amino acid called glycine.

Ray Baughman creates artificial muscles

Baughman’s lab creates tiny artificial muscles. They spin carbon nanotubes into yarn stronger than steel yet so light it almost floats in air.

Richard Baraniuk: Squid skin inspires submarine camouflage

Richard Baraniuk is unlocking the secrets of nature’s best camouflage artists – the cephalopods.

EarthSky videos premiere on popular Galavisión program Detrás del Saber

EarthSky en Español video segments premiere this week on Galavisión (USA), on the popular program Detrás del Saber. Check here for a schedule.

EarthSky 22: Origin and future of life

Where did life come from? The state of the future. On your science and music 22 minutes from Austin, Texas.

EarthSky 22: What is our future?

Are we winning or losing on global challenges like energy, food and water? A futurist speaks on EarthSky 22 – 22 minutes of science and music. Press play!

Spitzer tentatively identifies flat flakes of carbon in space

Astronomers may have glimpsed graphene in space, providing a clue about how our carbon-based selves and other life on Earth developed.

Scientists build tiny antenna that captures light

Researchers used a combination of synthesized DNA and semiconductors to create a tiny antenna that harnesses light.

The odd life of an underground orchid

A strange and wonderful orchid in Western Australia lives its entire life cycle underground.

Jan Cami on the largest molecule ever found in space

Astronomers have found a large and very special type of molecule in space.

Andrew Booth of SINTEF

Nanoparticles in nature: Toxic or harmless?

A Norwegian scientist is trying to discover how nanoparticles might behave in nature.

Ray Johnson on 2010 USA Science and Engineering Festival

The USA Science and Engineering Festival, expected to draw a million visitors to Washington’s National Mall in October 2010. Dr. Johnson explained what it’s all about.

Elke Anklam describes nanofoods’ benefits and possible risks

Listen to Elke Anklam talk about the possible pros and cons of using nanotechnology in food products.

Are nano-materials in sunscreens worth the risk?

Let the buyer beware. If your sunscreen goes on clear, it contains manufactured nano-particles.

Are robot wars cause for real concern?

Once we create a superintelligent machine, the robots will be able to improve and replicate by themselves.

George Whitesides says nanotech will teach us plants’ secrets

This Harvard chemist said that, to understand a plant, you have to look inside its cells.

Norman Scott: ‘Nanotech may revolutionize agriculture’

He said nanotechnology – the control of matter at the atomic scale – can make our animal food systems safer.

Jennifer Kuzma urges consumer transparency for nanoproducts

Jennifer Kuzma talks about the impact of nanotechnology – the engineering of materials at the atomic scale – on the food we eat.

Aaron Strickland’s nano biosensor may help farmers manage crops

Strickland said, ” The specific idea was to incorporate sensors into pesticide spray, so that you can monitor how well the crop field was sprayed for pests, or while adding nutrients to the crop field.”

Rosalyn Berne urges caution for nano in agriculture

Rosalyn Berne studies the ethics of nanotechnology. She said we don’t understand what happens to nano products used in agriculture, at the point when that product filled with nano particles washes into the soil.

Nick Bostrom: ‘We won’t have to wait for biological evolution to change human life’

Hear Nick Bostrom, director of the Future of Humanity Institute at Oxford University talk about transhumanism — the belief that human life will be radically enhanced in the future.

Calestous Juma on 21st century’s grand challenges in engineering

Calestous Juma of Harvard University reports that some of the best engineers in the world are coming together to tackle environmental problems in order to increase food and water supplies in the developing world.

Kids see real-life science in EarthSky’s Chronicles of a Science Experiment

Listeners witness the scientific process first hand over the period of about a year as EarthSky follows an experiment aimed at developing innovative materials modeled from nature.

Sergio Kapusta thinks nanotech can help meet the energy challenge

Nanotechnology has the potential to help us produce more energy, says Shell scientist Sergio Kapusta. Hear Kapusta talk about the applications of nanotechnology to renewable energy.

Rosalyn Berne on whose bodies benefit in a nano-enabled future?

In the future, an elite class might be able to enhance their physical bodies and their senses. Rosalyn Berne of the University of Virginia talks about how nanotechnology might redefine what it means to be human.

Nick Bostrom organized a conference to discuss global catastrophic risks

He said humans have experienced catastrophes in the past, but that the events of this century could determine the survival of our species.

Jochen Weiss on fortifying foods with nano-capsules

Listen to Jochen Weiss of the University of Hohenheim speak about using nanotechnology to add omega-3 fatty acids to a variety of foods.

EarthSky launches nanotech podcast series in conjunction with Fred Friendly Seminars

EarthSky Communications today announced the launch of a new series of 10 podcasts – focused on the emerging science of nanotechnology – as part of the nationwide Nanotechnology: Power of Small project. The first podcast is available now. It features Andrew Maynard, Chief Science Advisor of the Project on Emerging Nanotechnologies, who speaks with EarthSky…read more »

EarthSky enhances “Too Small to See” exhibition at innoventions at EPCOT

Selected radio programs from the Earth & Sky science radio series have been incorporated into a traveling exhibition on nanotechnology. The exhibition – called “Too Small to See” – opens today in INNOVENTIONS at Epcot® at the Walt Disney World® Resort in Lake Buena Vista, Florida. “Partnering with Earth & Sky has given ‘Too Small…read more »