US Approves Visas for Iranian Leaders Ahead of UN Meeting, With Tight Restrictions
The State Department has approved visas for a limited Iranian delegation to the high-level segment of the Gene...
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Stay updated with the latest news and analysis on RoAdevar.
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Why Do Our Fingers Wrinkle in Water?
After a few minutes in water, fingers develop regular grooves, not chaotic swelling. Water uptake in the outer...
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131 years since Booker T. Washington’s Atlanta Exposition address
18 September 2026 marks 131 years since Booker T. Washington spoke at the Cotton States and International Expo...
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EU Finance Ministers Discuss Taxing Windfall Energy Profits
EU finance ministers put a tax on energy companies’ windfall profits on the Dublin table on 18 September. The...
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Why Does a Microwave Oven Door Have a Metal Mesh?
A microwave door looks like glass, but behind it sits a mesh with thousands of holes. You need to see the food...
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156 years since the Old Faithful geyser received its name
18 September 2026 marks 156 years since members of the Washburn–Langford–Doane expedition named Old Faithful,...
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Britain Seeks Inclusion in the EU’s ‘Made in Europe’ Industrial Policy
John Healey, chancellor of the Exchequer, is going to the EU finance ministers’ meeting in Dublin with a preci...
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Why Is the Sky Blue While Sunsets Turn Red?
Sunlight looks white, but it is a mix of wavelengths. Passing through the atmosphere, it interacts with nitrog...
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EU Announces €3.3 Billion Payment to Support Ukraine’s Defence
The European Commission is to transfer €3.3 billion to Ukraine on Friday, 18 September, for the procurement of...
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207 years since the birth of Léon Foucault, the physicist who made Earth’s rotation visible
18 September 2026 marks 207 years since the birth of French physicist Jean-Bernard-Léon Foucault, known for th...
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Why Do We Get Goosebumps?
A cold draft, a tense scene or a musical chord can raise the same bumps on the skin. The phenomenon is piloere...
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Why Is the Ocean Salty?
River water usually tastes almost neutral; seawater is salty. Not because rivers carry no salts, but because t...
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233 years since the cornerstone of the United States Capitol was laid
18 September 2026 marks 233 years since the cornerstone ceremony for the United States Capitol, the building i...
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Why Do Cats Purr—and Why It Does Not Always Mean Happiness
The sofa purr is often, correctly, read as contentment. Cats also purr when frightened, hurt, ill or asking fo...
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121 years since the birth of Greta Garbo, an icon of classic cinema
Greta Lovisa Gustafsson was born in Stockholm on 18 September 1905, into a working-class family. After appeara...
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Why Do Onions Make Us Cry?
A whole onion does not start tears. The blade ruptures cells and mixes substances that had been kept in separa...
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56 years since the death of Jimi Hendrix, the guitarist who reshaped rock sound
Jimi Hendrix died in London on 18 September 1970, aged 27. Born in Seattle in 1942 as Johnny Allen Hendrix and...
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How QR Codes Work—and Why They Can Still Scan When Damaged
A QR code is not a random mosaic. The phone identifies the structure, corrects perspective, reads the black-an...
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65 years since Dag Hammarskjöld died during a peace mission in Africa
During the night of 17–18 September 1961, the aircraft carrying Dag Hammarskjöld towards Ndola crashed near it...
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Why Are Airplane Windows Rounded?
Airliner windows are small and rounded, even though a rectangle would give a wider view. The reason is the pre...
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Why Does Rain Have a Smell? The Science Behind the Scent of Wet Earth
The earthy smell after a summer shower seems to come from the water itself. The drop, however, has almost no a...
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49 years since Voyager 1 captured Earth and the Moon in the same frame
On 18 September 1977, two weeks after its 5 September launch, NASA’s Voyager 1 pointed its imaging system back...
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66 years since the first Paralympic Games opened in Rome
On 18 September 1960 a competition now recognised as the first Paralympic Games opened in Rome. Around 400 ath...
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79 years since the United States Air Force became an independent service
On 18 September 1947, US military aviation ceased to be an internal branch of the Army. The National Security...
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175 years since the first edition of The New York Times was published
On 18 September 1851 a four-page newspaper went on sale in New York for one cent under the name The New-York D...
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Cleveland Guardians take AL Central lead after beating Chicago White Sox
The Cleveland Guardians moved into first place in the AL Central after a 6–3 win over the Chicago White Sox on...
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Japan's biomass demand puts pressure on Indonesia's tropical forests
Rising Japanese demand for energy biomass is stimulating wood-pellet and wood-chip production in Indonesia, wh...
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China accelerates advanced manufacturing and investment in AI-powered factories
President Xi Jinping has called for China’s advanced-manufacturing sector to become “bigger and stronger”, wit...
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82 years since the birth of Reinhold Messner, pioneer of climbing without supplementary oxygen
17 September 2026 marks 82 years since the birth of Reinhold Messner in Brixen/Bressanone, South Tyrol. Encycl...
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Latin America accounted for 85% of environmental-defender killings in 2025
At least 124 people defending land, forests, water and communities were killed in 2025, according to Global Wi...
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69 years since the Federation of Malaya was admitted to the United Nations
17 September 2026 marks 69 years since the Federation of Malaya was admitted to the United Nations. The UN’s o...
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Dollar reaches seven-week high after Federal Reserve signals
The US dollar reached, on 17 September 2026, its highest level in seven weeks after the Federal Reserve raised...
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