Ukrainian soldiers battling a brutal winter are wrapping drone batteries in heated shoe insoles to keep them warm in flight

Tech Insider : Business, Technology
Soldiers from a UAS crew of the Striletskyi special forces police battalion of the National Police in the Zaporizhzhia region assemble a Ukrainian GARA drone before a combat mission in the Pokrovsky direction, Donetsk region, Ukraine, on January 23, 2026.
Ukrainian forces are wrapping drone batteries in heated shoe insoles to keep them warm.

Ukrinform/NurPhoto via Getty Images

NATO soldiers say they can't let their guns get too warm if they want them to work on frozen battlefields

Tech Insider : Business, Environment, Technology
A NATO soldier moves during a training course in northern Finland in January 2026.
NATO military personnel training in Finland say they can't let their guns get too warm if they want them to work in the Arctic.

Jake Epstein/Business Insider

Ukraine may get more than Gripen jets — Europe's top air-to-air missile is also on the table

Tech Insider : Business, Travel
The Meteor Beyond Visual Range Air-to-Air Missile (BVRAAM) is displayed outside the MBDA exhibition hall during the Farnborough International Airshow 2022 on July 19, 2022, in Farnborough, England.
The Meteor is a beyond-visual-range air-to-air missile.

John Keeble/Getty Images

This US Army drone school is training students on what it's like to be hunted

Tech Insider : Business, Environment
US Army soldiers during drone operator training.
US Army personnel fly the commercial UAS First Person View simulators during the inaugural Unmanned Advanced Lethality Course (UALC) at Fort Rucker.

US Army/Leslie Herlick

The rush for Europe's $920 billion warchest

Tech Insider : Business
Photo collage featuring drones, money, and a business deal

Getty Images; Tyler Le/BI

Kelluu began, as startups often do, in an old shed.

The small Finnish company makes airships — think van-sized blimps — originally designed to watch over power lines with cameras.

China's military has a leadership problem, and it's serious

Tech Insider : Business
Lines of Chinese soldiers stand wearing uniforms and holding rifles.
The anti-corruption campaign inside the Chinese military has left a leadership gap.

Xinhua News Agency/Xinhua News Agency via Getty Images

Infantry will still be fighting in muddy holes even as drones change war, British officer says

Tech Insider : Business, Technology
Two men in a trench holding firearms on a grey day.
Drones are prolific in Ukraine, but much of traditional land warfare also remains.

Dmytro Smolienko/Ukrinform/NurPhoto via Getty Images

For Western forces in the Arctic, the cold itself is one of their toughest enemies

Tech Insider : Business, Environment
A NATO soldier rides a snowmobile in northern Finland in January 2026.
In Arctic warfare, surviving the elements is a fight all on its own.

Jake Epstein/Business Insider

An unusual vending machine selling mystery boxes briefly popped up at the Pentagon. Then it was gone.

Tech Insider : Business, Sports
The Pentagon

Jen Golbeck/SOPA Images/LightRocket via Getty Images

Chinese fishing boats have been making some unusual moves lately in the East China Sea, satellite images and shipping data show

Tech Insider : Business
Three fishing boats sit in blue water with a clear sky in the background.
It appears China's Maritime Militia assembled in coordinated lines in the East China Sea.

JAM STA ROSA / AFP

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