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harbour porpoises swim underwater

Life

Porpoises plan their dives and can set their heart rate to match

The discovery suggests all cetaceans can do this, and provides a new clue to how noise pollution may trigger strandings

News

Projected sprite makes Shakespeare’s <i>The Tempest</i> a messy triumph

Technology

Projected sprite makes Shakespeare’s The Tempest a messy triumph

Culture

Flying machines and chickens: The art of thinking about science

Life

Flying machines and chickens: The art of thinking about science

Culture

EM drive

Space

Is new talk of interstellar drive too good to be true?

Comment

Energy-efficient engine turns waste hot water into electricity

Technology

Energy-efficient engine turns waste hot water into electricity

News

nuclear train ad

Health

Old Scientist: Happily upholding ideals since issue number 1

Regulars

Hacker, the humpback whale who got tangled in an internet cable

Life

Hacker, the humpback whale who got tangled in an internet cable

Regulars

Group of pilot whales

Life

Pilot whales babysit each other’s young while swimming in groups

News

The world in 2076: Artificial starlight has made energy free

Technology

The world in 2076: Artificial starlight has made energy free

Features

The world in 2076: Goodbye electricity, hello superconductivity

Physics

The world in 2076: Goodbye electricity, hello superconductivity

The long-awaited discovery of room-temperature superconductors will mean batteries that stay charged forever and a dramatically more efficient world

Features

Earth

Donald Trump's climate sceptics are coming to drill, baby, drill

Comment

Earth

2016 now looks dead set to become the hottest year on record

News

Health

NHS does have the power to give HIV PrEP drug, say judges

News

Earth

A pause in growth rate of atmospheric CO₂ is over – here’s why

News