Scientific American

This key fitness metric is crucial for Olympic ski mountaineering—and regular health, too

VO2 max is an important measure of aerobic conditioning, whether you’re an Olympian or just a person hoping to stay healthy ...

What temperature is too hot for planes to fly?

The latest heat wave might be causing bigger problems than you realize ...
IEEE

1939.1-2021 - IEEE Standard for a Framework for Structuring Low-Altitude Airspace for Unmanned Aerial Vehicle (UAV) Operations

Abstract: A structure of low-altitude airspace for efficient unmanned aerial vehicle (UAV) traffic management is defined in this standard. The standard elaborates the structural low altitude based on ...
The Avid Outdoorsman on MSN

Why factory ballistics charts fall apart outside the lab

Factory ballistics charts look clean, confident, and precise. Velocity numbers are rounded nicely. Drop tables line up in neat... The post Why factory ballistics charts fall apart outside the lab ...
The New Indian Express

37 lakh peafowl across Tamil Nadu, Krishnagiri tops density chart

COIMBATORE: As many as 37 lakh peafowl were found across the state during a study carried out between January 2023 and December 2025 with Krishnagiri district having the highest density of this large ...
IEEE

Service Availability of HAPS considering its elevation angle, density, and altitude

Abstract: We define service area of high altitude platform station (HAPS) in spherical coordination, and using spherical Poisson point process the probability of service availability is derived with ...