Engineering

The 3D bioprinter at the Collins BioMicrosystems Laboratory at the University of Melbourne.

New 3D Bioprinter Could Build Replicas of Human Organs, Offering a Boost for Drug Discovery

The invention uses light, sound and bubbles to quickly create copies of soft tissue that might one day support testing individualized therapies for cancer and other diseases

A view of the soft-bottomed Los Angeles River below the 400-foot-long Taylor Yard Bridge in Elysian Valley. The newest Taylor Yard parcel, currently fenced off as it undergoes toxic remediation, can be seen on the far right.

How the Arrival of an Endangered Bird Indicates What’s Possible for the L.A. River

Could the waterway that the city was built around make a comeback?

An illustration of opening of the Suez Canal in 1869

How the Groundbreaking Suez Canal Forever Transformed the World's Shipping Routes

The massive global shortcut linking the Mediterranean and Red Seas took ten years to dig through the Isthmus of Suez and was built on the path of an ancient canal

On September 4, 1967, six identical silver disks appeared at equidistant locations along a plumb-straight line that bisected southern England.

How British College Students Convinced Authorities That Flying Saucers Were Invading the U.K.

To raise awareness for a charity event, aspiring engineers planted six UFOs across southern England on a single day in 1967

The Upper Klamath River is also part of restoration work. The salmon's return inspires biologists to continue their efforts in the upper basin.

Salmon Make a Long-Awaited Return to the Klamath River for the First Time in 112 Years, After Largest Dam Removal in U.S.

Chinook salmon spark excitement among local Klamath Tribes, who have advocated for decades to restore the flow of the river in California and Oregon

Mark Muhn of Team Cleveland on his way to winning the Functional Electrical Stimulation bike race in the inaugural Cybathlon in 2016. Muhn’s legs are paralyzed; the muscles in them are activated by electric signals from a controller outside of his body.

Bionic 'Pilots' Compete for the Gold at the Cybathlon

In the international competition, people with physical disabilities put state-of-the-art devices to the test as they race to complete the tasks of everyday life

A rendering of the 3D-printed rounded hotel rooms

Workers Just Started Building the World's First 3D-Printed Hotel in the Texas Desert

In the dusty landscape surrounding the city of Marfa, a huge 3D printer is constructing 43 new rooms and 18 residential homes as part of an expansion of El Cosmico

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

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