Why Is An Ocean Current Critical To World Weather Losing Steam?
A conveyor belt of ocean water that loops the planet and regulates global temperatures could be heading for a tipping point. Arctic sea ice this summer was the second-lowest on record, and ocean changes in the Arctic could dramatically change the climate for much of the rest of the planet.
Mathematicians Have Solved Traffic Jams, And They’re Begging Cities To Listen
Traffic modeling is a complex branch of applied mathematics, partially because it assumes that drivers are selfish and pursuing their own goals, rather than any predictable or shared efforts.
Light Dawns: Why Is The Speed Of Light The Speed Of Light?
We have fixed the speed of light in a vacuum at exactly 299,792.458 kilometres per second. Why this particular speed and not something else? Or, to put it another way, where does the speed of light come from?
The Real Reason The Sound Of Your Own Voice Makes You Cringe
A common explanation is that because we normally hear our own voice while talking, we receive both sound transferred to our ears externally by air conduction and sound transferred internally through our bones. This bone conduction of sound delivers rich low frequencies that are not included in air-conducted vocal sound.
Hollywood Is Quietly Using AI To Help Decide Which Movies To Make
AI will tell you who to cast and predict how much money you’ll make. Despite skepticism about specific applications, the tide might be turning. A single factor has convinced Hollywood to stop dismissing big data: Netflix.
How The Nile Can Provide Life And Divide Nations
The Nile river plays a central role for all nations through which it flows and it forces them to cooperate. At the same time, the sharing of water can also lead to tensions. This video focuses on these two aspects by looking at two construction projects along the Nile.
This Was The Decade Climate Change Slapped Us In The Face
Broken temperature records, unnatural disasters, and homes lost would show just how catastrophically humans had transformed the planet. It’s been a decade of adapting to a new normal while clumsily figuring out how to safeguard the future from a climate crisis that’s only going to get worse.
How Long Will Australia Be Livable?
As the country suffers through one of its worst droughts on record, and heat waves shatter temperature records not once but twice within the same summer week, some are asking whether Australians can afford to keep returning to the same parched, scorched landscapes.
New Technology In China Turns Desert Into Land Rich With Crops
China was praised for a law it passed in 2002 — the world’s first integrated law dedicated to combating desert expansion. With this goal in mind, China has carried out several projects that have been successful, including at one desert in northern China.
The Weird Power Of The Placebo Effect, Explained
Placebos seem to have the greatest power over symptoms that lie at the murky boundary between the physical and psychological. Placebos seem to move the needle on pain, nausea, asthma, and phobias, with more inconsistent results for outcomes like smoking, dementia, depression*, obesity, hypertension, insomnia, and anxiety.
The Empty Houses That Foreign Aid Built
After the devastation of the 2004 tsunami, aid agencies promised to rebuild Indonesia “better.” Fifteen years later, their failures are all too obvious. The disaster hit Aceh the hardest. The evacuation buildings are unmistakably the shiniest features of the city’s newly built landscape.
What Makes A Person Charismatic?
Why do some people so clearly have it and others don’t? Why do we fall so easily under its influence? Charismatics can make us feel charmed and great about ourselves. They can inspire us to excel. But they can also be dangerous. They use charisma for their own purposes, to enhance their power, to manipulate others.
Revealed: Air Pollution May Be Damaging ‘Every Organ In The Body’
Air pollution may be damaging every organ and virtually every cell in the human body, according to a comprehensive new global review. The research shows head-to-toe harm, from heart and lung disease to diabetes and dementia, and from liver problems and bladder cancer to brittle bones and damaged skin.
Buy A Jumper, Adopt A Sheep From This Carbon-Negative Clothing Company
When customers buy a jumper from Sheep Inc., not only do they receive a high-quality product made from the merino wool of sheep from rural New Zealand, but they are also sent regular updates about the very sheep from which their jumper was made.
Ashes To Ashes, Dust To… Compost? An Ecofriendly Burial In Just 4 Weeks
Also known as “natural organic reduction,” composting burial is the brainchild of Katrina Spade, CEO of alternative burial company Recompose. The process involves decomposition of the corpse in soil—but not within a traditional cemetery.
At Baltimore’s National Aquarium, Climate Change Presents Challenges
After a public backlash against marine animal parks brought on by the documentary Blackfish, the aquarium decided to move its prized pod of dolphins to a first-of-its-kind sanctuary.
The Brutal Reality Of Life Inside One Of The World’s Most Polluted Cities
In Quintero, oil leaks and pollution from heavy industry is taking a heavy toll on the health of local citizens. The air often tastes metallic, rather than of the sea. Even the beach looks darker than it should be. Now the fight is on to clean up one of Chile’s so-called “sacrifice zones”.
Is Our Brain Hard-Wired To Be Optimistic?
Psychologists have found that 80% of people have, what they define as an optimism bias and that’s regardless of whether they believe themselves to be more pessimistic or realistic. The optimism bias is our tendency to underestimate the likelihood of negative events and overestimating the likelihood of positive events.
The Rail Industry’s Secret, Decades-Long Fight Against The Climate
For nearly 30 years, America’s four biggest rail companies—which move the majority of the country’s coal—have spent millions to deny climate science and block climate policy. They have joined or funded groups that attacked individual scientists and rejected reports from major scientific institutions.
Building A ‘Doomsday Vault’ To Save The Kangaroo And Koala From Extinction
Incredible feats of genetic engineering and frozen biobanks could prevent Australia’s iconic marsupials from disappearing for good. If that sounds far-fetched, it isn’t. In fact, it’s already happening.
Sea Level Rise: A Small California Town Embraces Managed Retreat
At a time when Del Mar, Pacifica and other coastal cities are fighting to defend their homes and roads from the rising sea, Marina has embarked on a path less traveled. Here in this Army turned university town, residents are learning how to adjust with the ocean as the water moves inland.