Engineering

The interior of the Menga dolmen features large stone columns that help support the structure.

Colossal Stone Monument Built 1,000 Years Before Stonehenge Shows Neolithic Engineers Understood Science

A recent study of the Menga dolmen in Spain reveals complex construction techniques used roughly 6,000 years ago

Carpentry waste inside one of the Roman-era wells discovered in England.

Two Ancient Wells Discovered in England Suggest Even the Romans Used Trial and Error

After the first well collapsed, the local builders incorporated wooden planks to hold up the walls of the second

Humans couldn't survive outdoors on Mars for a number of reasons, including its extremely low temperatures. Scientists are studying ways to terraform the planet to make it more hospitable.

Humans Could Warm Up Mars for Space Travelers by Spraying Tiny Metal Rods Into Its Atmosphere

Researchers propose a new technique for making the Red Planet more habitable by engineering heat-trapping nanoparticles from Martian dust

The Step Pyramid stands more than 200 feet tall and is made from stones weighing more than 650 pounds. Some other researchers are not yet convinced by the idea that it was built using a hydraulics system.

Ancient Egyptians May Have Used Hydraulic Lift to Build Pyramid

Researchers propose that a system of water could have lifted heavy stones to the height necessary to construct the Step Pyramid

The historic roadway dates to the fourth century B.C.E. and stretches for over 500 miles.

Ancient Rome's Appian Way Is Now a UNESCO World Heritage Site

The 500-mile-long stone highway is Italy's 60th property to receive the designation

Crews even used purple glue while adhering the vulcanized rubber track to its asphalt base.

Why Is the Paris Olympics Running Track Purple?

The track incorporates recycled mussel and clam shells in a bid to help make the Summer Games the most sustainable yet

The reconstructed Magan boat floating off the coast of Abu Dhabi

This Bronze Age Ship Replica, Made From Reeds and Goat Hair, Just Sailed 50 Nautical Miles

Researchers constructed the vessel using a list of materials found on a 4,000-year-old clay tablet

The procedure allowed people to walk faster, climb stairs better and avoid obstacles more easily.

New Bionic Leg and Surgical Procedure Allow People to Walk With More Control After Amputations

The experimental surgery connects two muscles in the legs of people with below-the-knee amputations, allowing them to control a prosthetic limb with their brain

The face's novel anchors—holes filled with gel—allow the skin to stretch into a smile without damaging itself.

Researchers Make a Smiling Robotic Face From Living Skin

The team designed a new way for their lab-grown skin to adhere to the robot's face, in a creation that could help produce soft robots or train plastic surgeons

The return capsule of the Chang'e-6 probe lands in China on June 25, 2024, with lunar samples inside.

China Brings Samples From the Moon's Far Side to Earth in First-Ever Feat

The China National Space Administration retrieved more than four pounds of lunar soil samples, which scientists hope will shed light on the early history of Earth and the moon

Honeybees have a very good sense of smell.

Honeybees Can Sniff Out Lung Cancer, Scientists Suggest

New research opens the door for doctors to one day use bees as a living diagnostic tool

An illustration of the Boeing CST-100 Starliner spacecraft, currently docked to the International Space Station as engineers troubleshoot helium leaks and thruster issues.

Starliner Astronauts Will Remain on Space Station Until July Amid Technical Issues

NASA and Boeing have delayed the crewed mission's return to Earth again, as engineers assess helium leaks and a thruster issue on the spacecraft's service module

An artist's rendering of the Voyager 1 spacecraft entering interstellar space.

After Months of Glitches and Gradual Fixes, Voyager 1 Is Fully Operational Once Again

Currently 15 billion miles away from Earth, one of NASA’s longest-tenured spacecraft is back from the brink after a technical failure last year put its future in question

TOKUFASTbot solved the Rubik's Cube in just 0.305 seconds.

Robot Sets New Rubik's Cube Speed Record, Completing the Puzzle in 0.305 Seconds

A team of Mitsubishi engineers harnessed high-speed motors and an A.I. algorithm to eclipse the previous record, set six years ago

The Old Lahaina Courthouse was destroyed in a wildfire on August 11, 2023.

University Students in Hawaii Use Cutting-Edge Technology to Digitally Restore Historic Buildings Damaged by Maui Wildfires

A new course at University of Hawaii at Manoa rethinks historic preservation, having enrollees design digital twins of notable structures so that people can experience them virtually

Two X-wing CAVs flew over the opening ceremony of an attraction at Star Wars: Galaxy’s Edge at Walt Disney World Resort in December 2019. 

How Engineers Created a Flying 'Star Wars' X-Wing

The starfighter-outfitted drone was the first remotely piloted aircraft of its kind and size approved by the Federal Aviation Administration for public demonstration

 Nikola Tesla in his laboratory in Colorado Springs around 1899

Nikola Tesla and the Tower That Became His 'Million Dollar Folly'

The eccentric inventor's dream of a wireless-transmission tower would prove to be his undoing

Members of the Voyager 1 flight team celebrate after receiving health and status data from the spacecraft. Next, engineers need to enable the probe to start sending science data again.

Voyager 1 Sends Clear Data to NASA for the First Time in Five Months

The farthest spacecraft from Earth had been transmitting nonsense since November, but after an engineering tweak, it finally beamed back a report on its health and status

The Nesjavellir Geothermal Power Station. Geothermal power has long been popular in volcanic countries like Iceland, where hot water bubbles from the ground.

Is Geothermal Power Heating Up as an Energy Source?

Long confined to regions with volcanic activity, the method of harnessing energy from the Earth promises to become much more versatile thanks to new technologies

Researchers from the University of Washington conducted an initial experiment of cloud brightening technology in Alameda, California, on San Francisco Bay.

A Secretive Experiment Released Salt Crystals Over San Francisco Bay—Could It Help Curb Warming?

The technology could make clouds reflect more sunlight, cooling the Earth below. But even the scientists leading the study say letting go of fossil fuels is a much-preferred response to climate change

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