Sven-Gareth Tozer

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US releases parasitic wasps to fight tree-killing beetle

<b>Millions of tiny, parasitic wasps have been deployed across 24 US states in an effort to stop the spread of the tree-killing emerald ash borer.</b><p>The beetle has killed about 38 million ash trees, according to the US Department of Agriculture (USDA).<p>The USDA approved the release of four species of …

Releasing millions of GM mosquitoes ‘could solve zika crisis’

Releasing GM mosquitoes in Brazil has seen populations of infectious insects fall by 90 per cent<p>Millions of genetically modified mosquitoes should be released into countries affected by zika to bring the current crisis under control, scientists have claimed.<p>Thousands of babies have been born with …

Zika Raises the Question: Are Mosquitoes Necessary?

The insects are crucial pollinators for many plants—including orchids—and food for a range of species.<p>The mosquito—tiny, frail, eminently squishable, and yet capable of such destruction.<p>In the wake of a rapidly expanding Zika virus epidemic, many have talked of declaring war on the insect …

Mosquitoes

Flies: 3 Best Midge-Cluster Patterns For Winter Trout

More than 50 percent of the average trout’s diet consists of tiny midges, and it’s these microscopic insects that you’ll most likely find flying …

Jumping Spiders Are the Cutest, and You Can Catch Your Own

If you keep a backyard garden, you might have been startled recently by a spotted spider like this one, suddenly leaping huge distances through your planting beds. If so, lucky for you! The bold jumping spider, <i>Phidippus audax</i>, is a common daytime spider and friend of the gardener — it’s not …

Drip Irrigation Basics

Grow healthy vegetables the automatic way, while using less water.<p>Most vegetables prefer soil that’s neither soggy nor dry, and earthworms and beneficial microorganisms do too. When there’s too much water, these organisms drown. Too little, and you find yourself with dead plants and a reputation as …

Plants Talk. Plants Listen. Here's How

They don't have eyes. Or ears. Or what we would call a nervous system. But plants can talk. And they listen. Let me show you how.<p>First, we'll need a plant eater. This one's perfect: It's an aphid, a hungry little critter who loves to munch on fresh, green leaves ...<p>Next, we arrange lunch. We choose …

Scio: This device tells you the chemical makeup of your food, drinks, and pills

Consumer Physics is unveiling its Scio handheld sensor, which can scan food, pills, or plants and tell you the chemical makeup of the object. It delivers those results wirelessly in real-time to the user’s smartphone.<p>Once the device ships later this year, you’ll be able to use it to decipher the …

With genome deciphered, experts aim to swat dreaded tsetse fly | Reuters

WASHINGTON (Reuters) - An international team of scientists has deciphered the genetic code of the tsetse fly, the bloodsucking insect that spreads deadly African sleeping sickness, with the hope that its biological secrets can be exploited to eradicate this malady.<p>The findings announced on Thursday …

Here's Why The FDA Is Regulating E-Cigarettes

After years of almost no regulations, the FDA wants to put (some) restrictions on vaping.<p>Early today, the FDA—after years of saber-rattling—proposed new rules to regulate e-cigarettes. You may have heard something about this, since people in both camps are losing it.<p>**Ah, so the FDA is really …

Scientists discover the protein interaction that triggers conception

Scientists may have discovered the key to mammalian fertilization: the interaction between two proteins, Izumo and Juno, located on the surface of sperm and eggs, respectively. The finding, published in a mouse study today in the journal <i>Nature</i>, closes a gap in our understanding of how mammals …

Scientists Discover How to Generate Solar Power in the Dark

Meet 'photoswitches,' a breakthrough set of materials that act as their own batteries, absorbing energy and releasing it on demand.<p>The next big thing in solar energy could be microscopic.<p>Scientists at MIT and Harvard University have devised a way to store solar energy in molecules that can then be …

DIY: How to Build an Insect Hotel from Found Materials

Some of you might think it’s crazy to start thinking about gardening when winter is just getting started, but the opposite couldn’t be more true! …

Gardening

Articles about joint venture shelving system on Dwell.com - Dwell

A convenient way to transform a modern décor and organize your space at the same time.<p>Modern Media Cabinet | A Dwell Made...<p>Learn how to build an easy, versatile shelving system designed by Christopher Deam using this step-by-step video and guide.<p>In 1940, architect Franco Albini made a single model …

Storage Ideas

Neuroimaging: Live from inside the cell

A novel imaging technique provides insights into the role of redox signaling and reactive oxygen species in living neurons, in real time. Scientists …

Powdered alcohol may be coming to a liquor store near you

Putting a can of beer in a brown paper bag is about to look like child's play. A new product that's somehow been approved by US regulators makes booze as discreet as a packet of sugar. It's called Palcohol, and it transforms a shot of vodka or rum into a pocketable pouch of powder. Tear it open, …

Honeybees in East Africa Resist Deadly Pathogens

Bees in Kenya stay healthy despite parasites and viruses that collapse U.S. and European hives.<p>A surprising finding about East African honeybees lends new hope to the fight against colony collapses in the West. Scientists have discovered that bees in Kenya have strong resistance to the same …

First Success Witnessed In World's Longest-Running Experiment

None of these pitch drops have ever been seen dropping. Until now.<p><i>Here comes the pitch</i>...<p>...<p>...<p>In baseball, that phrase would quickly be followed by an outcome, like <i>strike three!</i> But in the world's longest-running scientific experiment, waiting is the game. And so far, humans have struck out.<p>In …

Marathon Mating and Female Penises—Bug Sex Just Got Even Weirder

Deep in the dark caves of Minas Gerais, a hilly state in southeast Brazil, there lives a genus of insect called <i>Neotrogla</i>. Flitting around the resource-poor caves on translucent wings, these tiny, white-and-yellow insects live on a diet of bat feces, even feasting on a dead bat now and then. …

Planters and Raised Beds for Butterflies: Gardener's Supply

A raised bed for pollinators, growing in the Trough VegTrug. <i>Illustrations by Carlie Hamilton</i><p>TO ATTRACT butterflies and other pollinators, simply …

This Unassuming Desk Will Change The Way You Work

Upon first glance, the Artifox Desk looks like a simple work area that happens to be pretty sharp, but spend a minute with it and you’ll realize all …

Luma Smart Lamp with Bluetooth Speaker and USB Charger

Smart lamp has come into our lives so more and more functions are being added in the smart gear. Like the addition? Let’s go on checking the Luma …

Protozoa-inspired 3D printed Radiolaria lamps glow in the dark

The 3D printing revolution has already set it sights on changing how we will manufacture interior furnishings, buildings to even food. Lighting is no …

3D Printing

Articles about tiny architecture 5 modern outbuildings on Dwell.com - Dwell

It’s been awhile since we last visited the City of Light, so here’s a jaunt to five modern abodes we adore.<p>Laure Tixier's series of felt pieces for the show Plaid Houses explores the idea of architecture as fiction, born under the...<p>Architecture critic Alexandra Lange invites Dwell along as she …

Warm water in Pacific could spark a monster El Nino in 2014

Scientists are watching a giant mass of sub-surface water in the Pacific. When this water reaches the sea surface, it could set off a powerful El …

Make a Glow Bike with EL Wire

Use EL wire to make your bike a sight at night.<p><i>This project first appeared in MAKE Volume 38, on pages 68-71.</i><p>Bike lights and reflective tape are the common go-to’s for night riding, but why not go further and make your bicycle frame glow? About three years ago, Vancouver Hack Space member Luke …

Why marathons have runner 'traffic jams'

Runner ‘traffic jams’ are a major headache in marathons, says Phil Ball, but some smart science can help solve them.<p>More and more people take part in marathons these days – over 30,000 people will run the London Marathon this weekend, for instance. But it’s not just the 26 miles and 385 yards that …

ArchiWorkshop Unveils Gorgeous 'Glamping' Tents Shaped Like Doughnuts

Some people like to rough it in the great outdoors, but for those looking for a more glamorous approach to camping there's always the option of …