Is Niagara Falls a barrier against fish movement?

New research shows that fishes on either side of Niagara Falls—one of the most powerful waterfalls in the world—are unlikely to breed with one another. Knowing how well the falls serves as a barrier to fish movement is ...

Experts say Med Sea altered by Suez Canal's invasive species

As Egypt marks the 150th anniversary of the opening of the Suez Canal, marine biologists are bemoaning one of the famed waterway's lesser known legacies—the invasion of hundreds of non-native species, including toxic jellyfish ...

Egypt discreetly marks Suez Canal's 150th anniversary

Since the Suez Canal was inaugurated amid pomp and ceremony 150 years ago, it has become one of the world's most important waterways. But its anniversary will only be discreetly marked in Egypt.

Amid intense drought, deadly rains lash Afghanistan

Torrential rainstorms have lashed drought-stricken Afghanistan in recent days, bringing widespread flooding that has killed at least five people and washed away homes including in the capital Kabul, officials said Tuesday.

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