Nature

B2 - Upper Intermediate

Why is the night sky dark? — the mystery that confused scientists for centuries

Nguyen Trung - 9 Tháng 5, 2026 0

B1 - Intermediate

The island where time does not exist

Nguyen Trung - 6 Tháng 5, 2026 0

B2 - Upper Intermediate

An all-female species that has reproduced for 100,000 years

Nguyen Trung - 25 Tháng 4, 2026 0

B2 - Upper Intermediate

Strange tree known as king of wood, harder than steel, bulletproof

Nguyen Trung - 2 Tháng 4, 2026 0

C1 - Advanced

Why does the Middle East have so much oil?

Nguyen Trung - 28 Tháng 3, 2026 0

B2 - Upper Intermediate

A 400-year mystery in a country with no natural rivers

Nguyen Trung - 10 Tháng 3, 2026 0

Architecture

Why do unoccupied houses deteriorate more quickly?

Nguyen Trung - 27 Tháng 2, 2026 0

Discovery

[Mp4] How smart are crows?

Nguyen Trung - 17 Tháng 10, 2025 0

B2 - Upper Intermediate

Earth – the perfect planet for life

Nguyen Trung - 26 Tháng 9, 2025 0

C1 - Advanced

Portrait of the Tibetan Fox – the “plain-faced gentleman” of the steppe

Nguyen Trung - 19 Tháng 9, 2025 0

Discovery

[Mp4] How much would it cost to buy the ocean?

Nguyen Trung - 11 Tháng 9, 2025 0

C1 - Advanced

How does this shark live 400 years?

Nguyen Trung - 6 Tháng 7, 2025 0

[Mp4] Why do cats act so weird?

Nature’s real-life Spider-Man

[Mp4] How wolves change rivers

Extraordinary bird nests offer a glimpse into the war in Ukraine

[Mp4] Why is biodiversity so important?

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