High mobile internet use may be masking a fibre broadband shortfall that is limiting South Africa’s economic growth.

Perhaps no one would call 2025 uneventful, doubly so if they are an investor. Tariffs and reciprocal action, active conflicts ...

From strength training to sleep and recovery, these wearables stood out for turning raw data into useful action.

The fascinating aspect to the latest price move in gold is that it’s occurring with positive correlation to the S&P 500, as opposed to the negative correlation that gold had with equities for the last ...

News-driven FX Trading: How to Trade Events Like the FOMC, CPI, and NFP Commodity correlation isn’t static—and ignoring that can blow up your portfolio. Learn how to track it and adjust your risk ...

IN an earlier paper1, we have described a new type of interferometer which has been used to measure the angular diameter of radio stars2. In this instrument the signals from two aerials Ax and A2 (Fig ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. The law of demand shows a negative ...

Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...

Li, H. (2026) A Study on the Impact of New Media on College Students’ Oral English Learning —Taking English Content Creators on Bilibili as an Example. Open Access Library Journal, 13, 1-18. doi: ...