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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.

917 articles for The Pulse LinkedIn

—Latest by Hugo Rojas

a bumblebee on a purple coneflower showing bumblebee rhythm and sensory ability, sesame seed passed

A bee brain the size of a sesame seed passed a rhythm test that once excluded all insects, and it turns out to belong to a very short list of creatures that can read time

JUL 25, 2026

a massive yellow haul truck photographed from below beside its giant rear wheel at a mine, they built these

They built these million-pound giants in Peoria, Illinois to haul 320 tons up a mile-long dirt ramp, and the hidden reason they have almost no gears and never stall is something almost no driver passing the mine ever pictures

JUL 24, 2026

a massive container ship entering a US port on an overcast morning

One ocean carrier says a $3.25 million charge will end its US routes for good, and the container ship carrying your groceries across the Pacific holds a secret from the night sky that almost nobody on the dock ever pictures

JUL 24, 2026

a dishwasher pod resting on river pebbles near a freshwater fish, dishwasher pods and river wildlife

About 75 percent of the plastic film in tens of millions of Americans’ weekly dishwasher pods passes through treatment plants untreated, and what that invisible wrap does to the fish downstream is only now becoming clear

JUL 24, 2026

a raccoon gripping a latch at night, illustrating raccoon puzzle solving behavior, masked backyard visitor

A masked backyard visitor has been raiding American trash cans for decades, and the 9-door puzzle that scientists built to test its brain revealed a drive in those nimble forepaws that goes far beyond an empty stomach

JUL 24, 2026

retired InSight lander Mars covered in reddish dust on the Martian surface, 180 miles up

From about 180 miles above Mars, NASA photographed one of its own landers vanishing under red dust, and the solar panels buried beneath it once powered a machine that recorded 1,319 marsquakes before it fell silent

JUL 23, 2026

A giant yellow haul truck in an open pit mine

An 810 ton haul truck built inside a Siberian mine carries 450 tons of rock with a single driver, and the reason its wheels turn without any gearbox at all surprises even the crews who run it

JUL 23, 2026

A bumblebee landing on a purple aster in dramatic light

Over three summers a lab compared 23 native plants in an Oregon garden, and one plain purple aster that gardeners walk right past drew more bees than every showy cultivar beside it

JUL 23, 2026

Revolution Wind offshore turbines standing in grey Atlantic waters off Rhode Island

An offshore wind farm off Rhode Island was 80 percent built, with 45 of its 65 turbines standing, when a federal order abruptly stopped the work, and the biggest stake sat not in the power lines but on the seabed below

JUL 23, 2026

Two rare seal twins resting together on a rocky Atlantic shore, bonded pair found

Only about 1 in 1,000 seal pregnancies ever produces a set of twins, and the reason seal twins are so vanishingly rare comes down to a brutal math of milk and survival

JUL 23, 2026

a low-angle view of wind turbines in a prairie field, wind turbines health study backdrop, 120 000 american

For over a decade, 120,000 American families lived in the shadow of wind turbines, and the infrasound sickness everyone braced for never showed up in the data

JUL 23, 2026

Bats flying low over mirror-like solar panels at dusk

Engineers watching bats near a solar plant in England realized the panels were tricking them into thinking they were water and changing their behavior

JUL 23, 2026

mussels and sea bass colonizing offshore wind farms turbine foundation underwater

Nearly 1 billion dollars just went to cancel two offshore wind projects off New York and North Carolina, and the thriving reef of fish and mussels that grows on the steel legs of turbines that do get built is exactly what those waters will never gain

JUL 22, 2026

A hand reaching to a glowing bug zapper at dusk

A glowing bug zapper, sold as the easy fix for mosquitoes, can kill 14,000 insects in one summer, yet fewer than 1 in 400 of them is the biting pest you bought it to stop

JUL 22, 2026

A moose calf on a lonely highway with a bear behind

On a lonely 300 mile stretch of British Columbia highway, a moose calf only days old tried to climb into a stranger’s truck, and the black bear standing 50 yards away is a clue to how few of these calves ever survive their first weeks

JUL 22, 2026

lunar solar panels curving along the Moon's equator with Earth in the background, 222 year old

A 222-year-old Japanese construction firm proposed wrapping 11,000 kilometers of the Moon in solar panels, and the 13,000-terawatt figure inside the plan would dwarf every power plant on Earth combined

JUL 22, 2026

reef fish schooling around offshore wind turbines foundation underwater

Divers went down to check on 69 offshore wind turbines off the coast of Taiwan, and the 86 species they found living in the steel had never been recorded there before

JUL 22, 2026

ancient hominin jawbone fossil resting in cave sediment, human family tree discovery

A 300,000-year-old jawbone from a Chinese cave matches no known human species, and a 1-million-year-old skull from central China is pushing experts to redraw the human family tree

JUL 22, 2026

a pileated woodpecker mid-strike against a tree, showing the woodpecker skull in action, backyard bird hammering

A backyard bird slams its head into a tree up to 20 times a second, and the patch of brain driving those blows turns out to be the same wiring that lets other birds learn to sing

JUL 22, 2026

Floating solar panels on a reservoir behind a dam

In Arizona, 1 tribal reservoir is already carrying floating solar panels, and the same water behind America’s dams could one day power close to 100 million homes

JUL 22, 2026

window air conditioner on brick apartment at night showing urban heat island effect, cities summer nights

In cities, summer nights reveal the one thing running air conditioners at full blast can never fix, and it has nothing to do with the unit itself

JUL 21, 2026

Sahara solar farm creates rain clouds

In a climate model, 9 million square kilometers of Sahara solar farms and wind turbines more than doubled the rain over the Sahel, and the trigger came down to the dark color of the panels

JUL 21, 2026

a white-tailed deer frozen on a dark rural road at dusk, a phone ban driving reminder, 1 7 million

New York was the first state in America to ban the phone behind the wheel, and the 1.7 million insurance claims filed last year reveal a hidden victim almost no driver thinks about when they glance down

JUL 21, 2026

a raccoon engaged in raccoon puzzle solving on a wooden surface at dusk, marshmallow placed inside

A marshmallow placed inside a 9-door puzzle box drew a masked backyard visitor that kept unlocking every door after the food was gone, and what it revealed about animal minds surprised even the researchers who built the test

JUL 21, 2026

black-legged kittiwake resting on an offshore wind farm structure in the North Sea, cable thicker than

A cable thicker than a human thigh reached the Norfolk coast on March 26, and the 3.3 million homes it will power share their story with a bird almost nobody has ever heard of

JUL 21, 2026

ancient ocean floor layer at Earth's core-mantle boundary deep underground, 15 station array

A 15-station array buried in Antarctic ice for 3 years mapped what sits 1,800 miles down, and the ancient thing that may wrap Earth’s core was hiding at the bottom of a vanished ocean

JUL 21, 2026

crystal clear water rushing through a massive concrete tap water tunnel deep underground, every new yorker

Every New Yorker drinks from it twice a day without a second thought, and the 85-mile tunnel moving that tap water through solid rock turns out to be the longest on the entire planet

JUL 21, 2026

Carp swimming below floating solar panels in a pond

Across 300 hectares of reservoir, solar panels float above ponds of carp and shrimp, and the shade they cast cools the water and gives the fish more oxygen than an open pond could

JUL 20, 2026

Marion 6360 stripping shovel abandoned at a reclaimed coal mine landscape in Illinois, 28 million pound

A 28 million pound monster tore apart 16,000 acres of southern Illinois soil for 26 years, and the living thing that moved in once the machine went cold is something almost no one who drove past the mine ever pictured

JUL 20, 2026

a barred owl perched on a mossy branch in an old-growth forest, entering 3 states

Trained shooters are entering 3 states’ old-growth forests to kill up to 450,000 of America’s highly adaptable owls, and the vanishing neighbor they are trying to save raises an uncomfortable question almost no one expected

JUL 20, 2026

inside view of a fusion reactor chamber glowing with plasma, illustrating a fusion reactor record, fire more than

A fire more than three times hotter than the Sun’s core burned inside a doughnut-shaped machine in southern France for over 22 minutes, and the milestone just moved fusion energy measurably closer

JUL 20, 2026

a cocaine hippos stands in Colombia's Magdalena River surrounded by jungle, four hippos imported

Four hippos imported to Colombia in 1981 have multiplied to a number that reveals how fast the world’s largest invasive animal can take over a river no one was watching

JUL 20, 2026

An Arabian sand cat resting in shade beneath the panels of Al Dhafra solar farm, almost 4 million

Almost 4 million solar panels now cover 20 square kilometres of Abu Dhabi desert, and the sand-dwelling creature moving beneath them is turning a record-breaking power plant into something nobody designed it to be

JUL 20, 2026

floating wind turbine platform rising above deep ocean swells, grey overcast sky

China just installed the world’s largest single-unit floating wind turbine, 16 megawatts in waters 43 miles from shore, and the ocean underneath is doing something 4,200 families’ worth of electricity was never supposed to cause

JUL 19, 2026

A scientist measuring a giant green anaconda in the rainforest

A 20 foot green anaconda pulled from a guarded corner of Ecuador’s Amazon had been mistaken for a familiar snake for centuries, and its DNA points to a split that happened almost 10 million years ago

JUL 19, 2026

Artifical grass

Artificial grass was sold as the perfect lawn, green all year with no mowing and no water, but the real cost only shows up once it is already down

JUL 19, 2026

A satellite style view of an emperor penguins colony on ice

Emperor penguins are almost impossible to count, so when a satellite 500 miles up spotted 4 brown stains on the white ice of Antarctica, each smear turned out to be a colony no one had ever found

JUL 19, 2026

A Mickey Mouse shaped solar array seen from above in Florida

Just outside Walt Disney World, a 5 megawatt solar array was built in the exact shape of Mickey Mouse, and the far larger farm beside it blooms across 160 acres as a refuge for butterflies and bees

JUL 19, 2026

A honeybee by a hive in a backyard with a person behind

More than 140 million Americans baked under a record heat dome on America’s 250th Fourth of July, and a backyard honeybee had read the coming storm hours before the forecast ever did

JUL 19, 2026

A person fastening a trail cam to a tree in the forest

A trail cam in Canada’s Yukon filmed a grizzly and 2 black bears on the same narrow path, and the 4 inch bear claws that charged the lens explain why one of them can never climb a tree to escape

JUL 19, 2026

Live beehives hung along a fence with an elephant behind

Across farms in Kenya, 365 live beehives were hung along simple fences to stop raiding elephants, and the strange invention turned the giants away up to 86 percent of the time while producing a ton of honey

JUL 18, 2026

massive dragline excavator at Black Thunder coal mine under a starlit Wyoming sky

A 14.7 million pound walking dragline tears open the Wyoming prairie to feed 20 coal trains a day, and the name its builders gave this monster at Black Thunder points straight at the most familiar star pattern in the northern sky

JUL 18, 2026

Solar panels laid flat on the roof of Alcatraz prison

On the roof of Alcatraz, 959 solar panels lie flat so no one in San Francisco can see them, and the notorious island prison that ran for decades on shipped in diesel gets most of its power straight from the sun

JUL 18, 2026

Three wind turbines on a snowy ridge in Antarctica

On a frozen hill on Ross Island, 3 wind turbines spin at the bottom of the world, and the power they send down the slope runs an American and a New Zealand base off the very same wire

JUL 18, 2026

A golden pyrite arthropod fossil embedded in dark grey shale

A chunk of fool’s gold pulled from near Rome, New York held a 450-million-year-old creature inside it, and what scientists found on its head offers new clues about how ancient arthropods evolved the appendages that became spider fangs and insect antennae

JUL 18, 2026

A black rubber gasket compressed between two undersea concrete tunnel sections

Built to seal undersea tunnels for 100 years, a single strip of rubber crushed and soaked at once the way the real ocean works is losing its grip 35 percent faster than the math ever promised

JUL 18, 2026

Hands taking a memory test beside a glass of plant fiber

Sold as a way to build muscle in older age, a cheap plant fiber taken daily for 12 weeks by 36 twin pairs did little for their strength, but it moved something no one was testing, their memory

JUL 17, 2026

massive cargo ship cavitation propeller blades trailing vapor bubbles in harbour water, 997 foot cargo

A 997-foot cargo ship surged through Charleston Harbor at twice its safe speed, and the invisible force boiling inside its propeller blades at that moment is something almost nobody standing on the shore ever imagines

JUL 17, 2026

Chinese mitten crab with furry claws on a wet river stone, palm sized crab

First found in San Francisco Bay in 1992, a crab no bigger than your palm has pushed more than 50 miles up American rivers, and the reason it conquers almost any waterway is a body that lives in fresh water but breeds in salt

JUL 17, 2026

Three male lions at the edge of a swollen river

A flooded river cut off 3 male lions in Kenya’s Masai Mara, and the reason two swam across while the third stayed behind starts with what water does to a lion’s body

JUL 17, 2026

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