亚林刘

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Teacher bias in math: New study finds teachers grade boys more generously than they do girls.

When it comes to explaining why women are underrepresented in science, technology, engineering, and math, it’s not enough to point to discrimination …

Education
Marketing

World War Two D-Day orders found under New Forest hotel floor

<b>World War Two military documents have been found under the floorboards of a Hampshire hotel.</b><p>Balmer Lawn Hotel in the New Forest served as a military staff college in the war and was involved in running operations surrounding D-Day in 1944.<p>Owner Chris Wilson said "half a bin bag full" of typed …

Remembrance Day

34 Stunning Portraits Capture Life During The American Civil War

"In their eyes and the eyes of their loved ones, I could see the full range of human emotion."<p>The Library of Congress now holds a comprehensive collection of more than "1,000 special portrait photographs, called ambrotypes and tintypes, representing both Union and Confederate soldiers during the …

Genealogy

British Army veterans to join archaeologists in mission to solve mysteries of Battle of Waterloo

Bid to solve unanswered questions about Belgian battlefield calls on public for support<p>British veterans will help archaeologists pursue undiscovered …

Cold War Photos | World War II Database

1,378 items in this album on 69 pages.<p>US Navy destroyer Buck, battleship Wisconsin, and heavy cruiser Saint Paul off Korea, 22 Feb 1952, photo 1 of …

US Marine Corps

Creating nanostructures using simple stamps

Nanostructures of virtually any possible shape can now be made using a combination of techniques developed by the MESA+ Institute for Nanotechnology …

A renaissance in metals

A renaissance is underway in materials science, and especially in metals design, fabrication, and characterization, says MIT Materials Processing …

Tree to Table

Tree To Table is a San Francisco based furniture company that manages all phases of furniture design including cutting and milling raw lumber, …

Scientists take big step in making graphene a viable silicon substitute

A new study moves the wonder material graphene a major step closer to knocking silicon off as the dominant workhorse of the electronics industry. …

Nanotech

New fibers can deliver optogenetic signals and drugs directly into the brain while allowing simultaneous electrical readout

SEM image of a probe incorporating nine tin (Sn) electrodes with within (poly(etherimide) (PEI) cladding, surrounding a hollow channel (shown filled …

Neuroscience

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Web Design

Audi, Mercedes sales beat BMW in luxury-car race

Audi and Mercedes-Benz both outsold BMW in January, bumping the world's best-selling luxury car brand from its perch for the month.<p>Audi, the …

With parallel import scheme, China aims to rein in luxury car prices[1]

China is taking aim again at foreign luxury car makers such as Audi, BMW and Mercedes-Benz by allowing unauthorised dealers to sell imported cars - …

GM is having trouble getting luxury car buyers to look at Cadillac

Even though chrome-bedecked Escalades retailing for more than $100,000 each are rolling every day out of an Arlington, Texas, factory that's been working weekend overtime for months, Cadillac still can't keep more than a few weeks' worth of the big SUVs in stock. By contrast, its dealers are …

Cadillac

What is the Moon Made Of?

The moon is the easiest body in the solar system to observe with the naked eye. People have wondered about the dark and light spots on the surface …

Astronomy

When did planet Earth become Planet Oil?

http://vod-pro-ww-live.akamaized.net/mps_h264_hi/public/news/news_scotland/1144000/1144433_h264_1500k.mp4?__gda__=1522540046_40eff4eccda9902b19665b20b9b44daa<p><b>The truth is that most people have no inkling of the world that lies beneath their feet, or where the bulk of their current energy fix comes</b> …

North Sea

Historic Indian sword was masterfully crafted

Italian, UK researchers use non-destructive techniques and show the secrets of forging methods<p>The master craftsmanship behind Indian swords was …

Central Asia

Neil Armstrong moon souvenirs found in closet

After 45 years, souvenirs from Apollo 11 including movie camera come to light<p>More than four decades after the Apollo 11 moon landing, a cloth bag …

'From Atoms to Bits': A Brilliant Visual History of American Ideas

A new paper employs a simple technique—counting words in patent texts—to trace the history of American invention, from chemistry to computers.<p>One night in the the spring of 1983, the scientist Kary Mullis was driving with his girlfriend along Highway 128 from Berkeley to Mendocino, California. As …

National Science Foundation

A curious British airship experiment

<b>Britain was seen to lag behind other countries during the global airship-building race of the 1920s and 1930s. But a quirky scientific experiment 85 years ago briefly gave a boost to the image of the giant aircraft.</b><p>As airship R100 crossed the Atlantic on its maiden voyage, the captain stuck his arm …

New Jersey

16 Most Beautiful Crater Lakes From Around The World

Crater lakes form as precipitation within the rim fills the created depression. The water level rises until an equilibrium is reached between the …

Stunning view of Antarctica’s tallest volcano

Along Antarctica’s Pacific coast, a chain of volcanoes jut from the ice sheet. The tallest of these is Mount Sidley. Here’s a satellite view.<p>A chain …

Why Are Sea Levels Dropping In Places Closest To The Melting Glaciers?

Our dynamic planet has an apparent paradox: the more ice melts from landlocked glaciers, the lower the sea level gets in nearby areas. How does this …

Global Warming

Why Iceland Is Rising So Fast

Iceland is rising at a faster pace as global warming melts the island's ice caps, scientists say.<p>The speed of this rise is among the fastest rates at …

Earth's surprise inside: Geologists unlock mysteries of the planet's inner core

Seismic waves are helping scientists to plumb the world’s deepest mystery: the planet’s inner core.Thanks to a novel application of …

The Science of Building a Better Six-Pack | Men's Health

<i>1. The too-easy-to-work method.</i><br>You know this better as "5-minute abs!" or some such hype. But if this approach were really effective, even Chris Christie would have a washboard.<p><i>2. The so-hard-it-has-to-work method.</i><br>Think 60 to 90 minutes of exercise, 6 days a week. Now if you have the time and …

Treadmill Desks Don't Make Up for Sitting

Desks that have built-in treadmills may help people walk more at the office, but workers who use the equipment still don't get enough exercise to …

The Explosive Total Body Workout

High-intensity, explosive training builds muscle power, core stability, strength and overall fitness in less than half the time of traditional …