Results 91 to 100 of about 285,193 (233)

Putting Medical Boots on the Ground: Lessons from the War in Ukraine and Applications for Future Conflict with Near-Peer Adversaries. [PDF]

open access: yesJ Am Coll Surg, 2023
Epstein A   +9 more
europepmc   +1 more source

Rocket-triggered lightning strikes and forest fire ignition [PDF]

open access: yes
The following are presented: (1) background information on the rocket-triggered lightning project an Kennedy Space Center (KSC); (2) a summary of the forecasting problem; (3) the facilities and equipment available for undertaking field experiments at KSC;
Fenner, James
core   +1 more source

Asteroid Deflection: How, where and when?

open access: yes, 2007
To deflect impact-trajectory of massive km^3 and spinning asteroid by a few terrestrial radius one need a large momentum exchange. The dragging of huge spinning bodies in space by external engine seems difficult or impossible.
Fargion, D.
core  

The human toll and humanitarian crisis of the Russia-Ukraine war: the first 162 days. [PDF]

open access: yesBMJ Glob Health, 2022
Haque U   +18 more
europepmc   +1 more source

Ballistic missile defence: how soon, how significant, and what should Australia's policy be? [PDF]

open access: yes
Summary: The issue of ballistic missile defence (BMD) was a controversial one when US President Reagan first advocated a strategic-level system in the early 1980s. It remains so today. What’s Australia’s interest?
Andrew Davies, Rod Lyon
core  

Nano-Iron as a Catalyst in Isocyanate-Free Rocket Propellants. [PDF]

open access: yesPolymers (Basel)
Chmielarek M   +2 more
europepmc   +1 more source

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