Today’s Solutions: February 24, 2026
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Agriculture destroyed monarch

Agriculture destroyed monarch butterfly habitats–now it’s trying to save them

Over the past couple of decades, monarch butterflies, one of the most recognizable (and important) visitors to gardens across North America, have been declining in number–as much as 95 percent of the population has disappeared since the 1980s. The reasons are numerous: Mexico, where the Read More...

Nikola Motor unveils a new hyd

Nikola Motor unveils a new hydrogen semi-truck designed for Europe

Nikola Motor has started taking reservations for Tre, the startup’s first hydrogen-electric truck built for the European market. Nikola Motor, which less than a year ago announced plans to build a $1 billion hydrogen-electric semi truck factory in a suburb of Phoenix, said it’s in the Read More...

How the humble lamp-post could

How the humble lamp-post could help power our cities

As more than two-thirds of us will be living in cities by 2050, scientists and tech firms are looking at new ways to harness renewable energy within the built environment. But at what cost? One day, your office windows will be harvesting energy from the sun, while the lamp-post down in the street Read More...

Archaeologists are one step cl

Archaeologists are one step closer to uncovering how the pyramids were built

The question of how the great pyramids were built is one of the greatest mysteries of time. Now archaeologists are one step closer to solving the puzzle after making a chance discovery in an ancient Egyptian quarry. Have a look here to see what they found, and how it might explain how those huge Read More...

A startup in New Delhi wants t

A startup in New Delhi wants to build a smog-eating tower in the city center

New Delhi is choking from smog as pollution levels reach new hazardous heights. That’s why a startup wants to build a 40-feet tall purifier in the middle of the capital that uses 48 fans and nine stages of filtration to pump out 1.3 million cubic meters of fresh air per hour—enough to provide Read More...

Swedish scientists may have fo

Swedish scientists may have found the answer to solar energy storage

Scientists have developed a specialized fluid that can help the solar industry overcome the issue of energy storage. The fluid, which has been called a solar thermal fuel, can store energy from the sun for well over a decade by trapping the solar heat between its chemical bonds. When the energy is Read More...

The nationalist sentiment didn

The nationalist sentiment didn’t exist in the Middle Ages

Nowadays borders are a prevalent subject on the political agenda that’s kept alive by people who feel the need to belong within a certain defined area, secluded from external factors. But this wasn’t always the case. In the Middle Ages, borders didn’t exist and people like merchants, pilgrims Read More...

Israel-Arab ties warm up after

Israel-Arab ties warm up after long deep freeze

Israel's leaders often refer to their country being in a "tough neighbourhood" but recently there have been some extraordinary signs of friendliness with parts of the Arab world. Late last month, the Israeli Prime Minister, Benjamin Netanyahu and his wife met the Sultan of Oman on a surprise, Read More...

This is Europe’s ‘most inn

This is Europe’s ‘most innovative city’

The winning city was announced by Carlos Moedas, Commissioner for Research, Science and Innovation, in a ceremony at the 2018 edition of Web Summit in Lisbon, the world’s largest tech event: "Athens stands out as an example that a city facing many challenges can achieve great things,” he told Read More...

New science suggests thereR

New science suggests there's a really fishy way to fight asthma in kids

Around the globe, asthma is the most common respiratory illness among young people, and many can’t access or afford the medication needed to keep symptoms at bay. New research out of Australia suggests there may be an alternative way to reduce suffering from the Read More...