ניווט נגישות
כתבות אחרונות מאתר 'Phys'
Phys

In the world's economic 'black holes,' data still leak out‎

From satellite imagery to clandestine price reports, a new study draws on North Korea to explore economic activity in opaque regimes and information-scarce regions. North Korea is the blackest of economic black holes. Even a basic question like "is the economy shrinking or expanding?" can be difficult to answer. The country does not publish reliable statistics. It sharply restricts outside access and treats trade data as a state secret.

06:12
תפריט כתבה
Phys

Why tipping fatigue is growing in Canada‎

Ever feel uncomfortable when a payment screen asks for a tip? We sure have. As tipping prompts become more widespread, more consumers are feeling uneasy or frustrated, but not always sure why.

05:11
תפריט כתבה
Phys

Painting the growing season in the Maize Triangle‎

Radar data from an agricultural area in South Africa, shown in a vivid color palette, reveal crop types and how they changed during the Southern Hemisphere's growing season.

02:44
תפריט כתבה
דיווח על כתבה זו הסתרת כתבות מאתר זה המשך קריאה באתר המקור