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Magazine about Earth, Science and Energy

Tech Editor & Advisor

Hugo Rojas

Hugo is an engineer with strong technical expertise and deep knowledge of the space industry. Multilingual from an early age, his writing combines technical clarity with a strong interest in science and energy.

916 articles for The Pulse LinkedIn

—Latest by Hugo Rojas

a great blue heron on Lake Robinson near a nuclear plant wildlife habitat, 759 megawatt nuclear

A 759 megawatt nuclear plant in South Carolina just won 20 more years of life, and the 2,250 acre lake built to cool it now hides bald eagles, deer, and foxes behind the fence

JUL 16, 2026

cargo ship wind wings rising above ocean swells on grey open sea, cargo ship set

A cargo ship set sail with two 123 foot steel wings bolted to its deck, and the force pulling 80,000 tons of grain across the Pacific is the same one that lifts an airplane off the ground

JUL 16, 2026

A human ancestor fossil in the cracked earth of a new ocean rift

More than 1,200 fossils of human ancestors lie in a stretch of East African desert that is slowly ripping apart, and the crack tearing across Kenya and Ethiopia is the early floor of a brand new ocean

JUL 16, 2026

vertical bifacial solar fence panels along a green backyard property line, been standing there

A backyard fence has been standing there doing one job for years, and a vertical solar upgrade costing from €250 is turning property lines into power sources across Europe

JUL 16, 2026

ghostly tentacled deep-sea creature photographed at depth, new species New Zealand, nearly 1 800

Nearly 1,800 samples hauled from 3 miles beneath the ocean off New Zealand turned up a star shaped creature that baffled every expert on the ship, a coral that fits no branch anyone has drawn

JUL 16, 2026

A robotic gripper with a glueless pad

For years no one could explain how a gecko hangs from glass by one toe, and once engineers finally copied its foot, the glueless pad they built held a 250 pound person and is now reaching for satellites in orbit

JUL 16, 2026

a bat flying low over highway solar panels at dusk, scientists mapped 52

They mapped 52 billion solar panels over every highway on Earth, and the one creature it tricks most is something almost no driver would ever expect to see on a road

JUL 16, 2026

grizzly bear catching wild salmon in a cold Pacific Northwest river, least 137 species

At least 137 species depend on wild Pacific salmon across their life cycle, and the $324 million economists found in those rivers has nothing to do with how the fish tastes on a plate

JUL 15, 2026

a 90-ton excavator on an oversize load convoy lowboy trailer on a rural highway

They chained a 90 ton excavator onto a low steel trailer and crawled it down a public highway at walking pace, and the real marvel holding it all level was never the digger but the trailer underneath it

JUL 15, 2026

Mowing a lawn where a bumblebee passed an intelligence test

While Americans spend their Saturdays mowing, the bumblebee in that same grass was quietly cracking a century old intelligence test, rolling a ball beneath a flower and climbing on top, and 3 in 4 of them solved a puzzle once built to measure the minds of apes

JUL 15, 2026

Wind turbines above a small village on farmland

Wind turbines were blamed for wrecking the health of 120,000 American households, and a decade of data later, the infrasound they feared left no mark, the low pulse elephants and whales live by

JUL 15, 2026

a sea turtle swimming near a drifting plastic grocery bag underwater, bags left checkout

After one city cut checkout bags by 80 percent, records from 45,000 beach cleanups revealed the drifting plastic bag that fools sea turtles was tangling up 30 percent fewer animals along the shore

JUL 15, 2026

humanoid robot sprinting during the Beijing half marathon race, half foot robot

A five-and-a-half-foot robot named “Lightning” ran a half-marathon through Beijing in 50 minutes and 26 seconds, and the liquid-cooling system keeping it alive is borrowed from a world almost no one expected

JUL 15, 2026

Solar panels roofing an irrigation canal in Gujarat, India

Built over an irrigation canal in India instead of farmland, a 750 meter strip of solar panels keeps 9 million liters of water from evaporating every year

JUL 14, 2026

the world's largest land vehicle bucket-wheel excavator towering over an open-pit mine, world s record

Germany to strip a coal mine, a 31 million pound machine became the heaviest land vehicle ever built, and the ground it guts is later rebuilt into lakes and meadows

JUL 14, 2026

A wild raccoon solving a latch puzzle at a backyard pond, demonstrating raccoon problem solving, backyard visitor turns

Bolted into suburban Wyoming backyards as an experiment, a food box with 4 different locks was built to stump wild raccoons, but the masked animals opened it each in their own way

JUL 14, 2026

A native bee collecting pollen near solar farms native wildflowers in Minnesota, two minnesota solar

Two Minnesota solar farms seeded native wildflowers under their panels, and 5 years of counting revealed native bees had multiplied twentyfold, then crossed the fence to pollinate the neighbour’s soybeans

JUL 14, 2026

Bertha Heavy Machinery

Built to chew a 2 mile tunnel under downtown Seattle, a 7,000 ton machine named “Bertha” spun a 57 foot cutting face for barely 1,000 feet before her main bearing overheated and left her stuck underground for two years

JUL 14, 2026

consumer drones wildlife disturbance egrets flushing from wetland nesting colony, pattern kept appearing

At 149 studies and counting, a pattern kept appearing across bird research, and a hidden cost is landing on one creature almost nobody thought to protect

JUL 14, 2026

Little brown bat in cave showing white-nose syndrome fungal growth

White-nose syndrome has now spread to more than 40 US states, and the $420 million loss hiding inside America’s farm fields every year has nothing to do with the crop

JUL 13, 2026

offshore wind turbines foundation covered in mussels and marine life in grey sea, 73 acre brooklyn

A 73-acre Brooklyn shipping relic is becoming one of America’s largest offshore wind ports, and the 54 turbines it sends to sea are accidentally building something no engineer ordered

JUL 13, 2026

Women daydreaming

Psychology of daydreaming: People whose minds wander 46 percent of waking hours aren’t lazy or distracted, they may be running one of the brain’s most powerful creative engines

JUL 13, 2026

Iridescent bird the takahe standing on alpine tussock in Fiordland

Declared extinct in 1898, 500 of these iridescent prehistoric birds are walking New Zealand’s alpine valleys again, and the strange trick scientists used to bring them back is something almost no one expected

JUL 13, 2026

a city pigeon on wet concrete, its quantum compass hidden inside, overcast sky, biologists spent decades

For 60 years the hunt for a pigeon’s compass focused on its beak and its eyes, and the cells that actually steer it home through thick cloud turned out to be immune cells in the liver

JUL 13, 2026

aurora borealis glowing over a compass in a rocky landscape, illustrating Earth's magnetic field

A planet 12 light years away completes a whole year in 2 days, and the radio bursts it appears to strike from its star are the first hint that a rocky world out there has a magnetic shield like ours

JUL 13, 2026

Heat shimmering off a bright green plastic lawn beside a sidewalk

Built to stay green without water, a plastic lawn can top 170 degrees on a warm day, far hotter than the sidewalk next to it

JUL 13, 2026

massive cargo ships stacked with colorful containers rising under grey overcast sky

China builds more than 1,000 cargo ships a year while America builds fewer than 10, and the astonishing fact that a fifth of everything imported into the United States last year arrived on Chinese-built vessels is something almost nobody on the shore ever pictures

JUL 12, 2026

mature street tree casting shade over hot urban sidewalk, urban tree cooling, nearly 9 000

Trees cancel out nearly half the heat a city makes, across 8,919 of them worldwide, and the map of where those trees grow says almost nothing about climate and everything about who lived there

JUL 12, 2026

Hans heavy machinery

Moving at 1 mile an hour, a 6.6 million pound machine nicknamed “Hans” hauls finished rockets across the Florida flats

JUL 12, 2026

Grass snake close up on a compost heap in a garden by a house

In gardens across Britain, one compost heap holds a heat that a whole snake species cannot make on its own

JUL 12, 2026

Discarded frying pan on a riverbank below an industrial plant

A Kentucky town lost a 100 million dollar investment because of the chemistry inside a 10 dollar frying pan, and the same forever chemicals now sit in the tap water of nearly half of US homes

JUL 12, 2026

Woman holding herbal tea surrounded by the golden herb and mountains

Psychology says people who reach for herbal remedies when they feel sick aren’t avoiding medicine, they may be trusting a 2,000-year-old pharmacopoeia that a Turkish mountain suggests was never entirely forgotten

JUL 12, 2026

Seismic monitoring station buried in Antarctic ice

Mountains 5 times taller than Everest are standing 1,800 miles beneath your feet, and the thing they are built from used to be the floor of an ocean that disappeared

JUL 12, 2026

a pronghorn antelope pausing beside a solar farm fence in New Mexico grassland, scientists fitted 75

Scientists fitted 75 pronghorns with GPS collars near a 1,100-acre solar farm in New Mexico, and what the data showed about America’s fastest land animal raises a question almost no solar plan has answered

JUL 12, 2026

massive cargo ship float on open ocean under overcast sky, 220 000 ton

Scientists assumed a 220,000-ton cargo ship was a feat of steel, and the thing that actually holds it up is something almost nobody standing on the shore ever pictures

JUL 11, 2026

bleached coral beneath record-breaking ocean heat in 2024, enough heat entered

Enough heat entered the ocean in 2024 to outpace the world’s total electricity generation 140 times over, and a separate study just put a $2 trillion price tag on ocean-related climate damages every year

JUL 11, 2026

a hand pouring lawn fertilizer granules onto a suburban grass lawn, every spring tens

Every spring, tens of millions of Americans spread fertilizer believing it builds a greener world, and the underwater graveyard it is building tells a very different story about every bag sold at the garden center

JUL 11, 2026

warm scenes of an elderly man eating, driving and walking

Eating just 2 meals a day for over 80 years: a 101-year-old still drives himself around, and the longevity habits he credits have nothing to do with his genes

JUL 11, 2026

male lion swimming across a dark channel at night

A lion with 3 legs swam almost a mile through water thick with crocodiles and hippos, turning back 3 times before he made it, and the reason he keeps crossing is that fewer than 40 lions are left in his park

JUL 11, 2026

a migratory bird descending toward solar farms birds mistake for water, solar farms now

Solar farms now cover 37,000 square miles of Earth, and the 80,000-person company that built millions of those panels just discovered its biggest problem isn’t the price crash but a bird doing something almost no one planned for

JUL 11, 2026

eacock mantis shrimp on a reef drawing back its striking claw

A mantis shrimp the size of your thumb throws the fastest punch in nature, 2,000 times the acceleration of a 330 mph dragster, and it moves so fast the water flashes to vapor and cracks aquarium glass

JUL 10, 2026

dark dirty ice and meltwater ponds spreading across the Greenland ice sheet surface, greenland lost 105

Greenland lost 105 billion tonnes of ice last year, and the dark grey stain spreading across what remains is running a feedback loop that most forecasts still undercount

JUL 10, 2026

a North American beaver beside a woodland stream, illustrating beaver flood control value, wisconsin s policy

Wisconsin’s policy had 2,700 beavers removed from its streams in a single year, and the $22 million bill that landed on Milwaukee County right after is forcing regulators to rethink what a pest is actually worth

JUL 10, 2026

child seen from behind reading the room and watching adults

Psychology of growing up with little affection: people who rarely heard “I love you” as kids aren’t damaged beyond repair, they may have built 3 remarkable survival skills that most adults never develop

JUL 10, 2026

a megalodon tooth fossil resting on the deep Pacific Ocean floor, scientists thought megalodon

One fossil tooth sitting nearly 2 miles deep in the Pacific just moved megalodon off the coast and out into the open ocean, rewriting where the largest shark that ever lived actually hunted

JUL 10, 2026

sand cat resting in the shade beneath desert solar panels

Almost 4 million solar panels spread across 20 square kilometers of Abu Dhabi desert where the ground hits 150 degrees, and the cool shade beneath them is turning the world’s largest solar farm into an unplanned refuge for desert wildlife

JUL 10, 2026

2. The Pulse Wind turbines were built to generate electricity — Now engineers say something very different may come out of their towers that we may need every day

A floating wind turbine can now hide a 10 megawatt AI data center inside its underwater legs, cooled by the cold sea, and the first one is going in off Norway to prove servers can run where the wind blows

JUL 10, 2026

A bull kelp forest underwater off the California coast, representing the value of kelp forests, more than 95

More than 95 percent of it vanished off northern California in just a few years, and once economists finally ran the numbers, the forest hiding under the waves turned out to be worth 500 billion dollars a year

JUL 9, 2026

a bladeless wind turbine pole oscillating in a backyard on an overcast day, every spinning wind

A wind turbine with no blades at all, just a 9 foot pole that shivers in the breeze, turns wind into power using the same force that tore a Washington bridge apart in 1940

JUL 9, 2026

Dark solar panels under storm clouds gathering over desert sand

Sold as nothing more than clean power, a Sahara paved in solar panels would more than double the rain in the Sahel, and the reason is the opposite of what almost everyone assumes

JUL 9, 2026

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